Home / 4,451.19-6,145.25-2,858.73

Finding the Fourth Proportional to 4,451.19, 6,145.25 and 2,858.73

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Solution

The fourth proportional to 4,451.19, 6,145.25 and 2,858.73 is: 3,946.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.19 : 6,145.25 = 2,858.73 : x
  2. Step 2: Convert to fraction form
    4,451.19/6,145.25 = 2,858.73/x
  3. Step 3: Cross multiply
    4,451.19x = 6,145.25 × 2,858.73
  4. Step 4: Simplify right side
    4,451.19x = 17,567,596.24
  5. Step 5: Solve for x
    x = 17,567,596.24/4,451.19
  6. Step 6: Final answer
    x = 3,946.72

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Half scale
Find fourth proportional to 8,902.38, 12,290.49 and 5,717.46
Double scale
Find fourth proportional to 4,452.19, 6,146.63 and 2,859.73
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.