Home / 4,191.13-5,783.76-2,422.74

Finding the Fourth Proportional to 4,191.13, 5,783.76 and 2,422.74

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Solution

The fourth proportional to 4,191.13, 5,783.76 and 2,422.74 is: 3,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.13 : 5,783.76 = 2,422.74 : x
  2. Step 2: Convert to fraction form
    4,191.13/5,783.76 = 2,422.74/x
  3. Step 3: Cross multiply
    4,191.13x = 5,783.76 × 2,422.74
  4. Step 4: Simplify right side
    4,191.13x = 14,012,546.70
  5. Step 5: Solve for x
    x = 14,012,546.70/4,191.13
  6. Step 6: Final answer
    x = 3,343.38

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Find fourth proportional to 2,095.56, 2,891.88 and 1,211.37
Half scale
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Double scale
Find fourth proportional to 4,192.13, 5,785.14 and 2,423.74
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.