Home / 4,099.38-5,657.14-2,236.38

Finding the Fourth Proportional to 4,099.38, 5,657.14 and 2,236.38

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Solution

The fourth proportional to 4,099.38, 5,657.14 and 2,236.38 is: 3,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.38 : 5,657.14 = 2,236.38 : x
  2. Step 2: Convert to fraction form
    4,099.38/5,657.14 = 2,236.38/x
  3. Step 3: Cross multiply
    4,099.38x = 5,657.14 × 2,236.38
  4. Step 4: Simplify right side
    4,099.38x = 12,651,514.75
  5. Step 5: Solve for x
    x = 12,651,514.75/4,099.38
  6. Step 6: Final answer
    x = 3,086.20

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Find fourth proportional to 2,049.69, 2,828.57 and 1,118.19
Half scale
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Double scale
Find fourth proportional to 4,100.38, 5,658.52 and 2,237.38
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.