Home / 4,077.38-6,116.07-2,129.13

Finding the Fourth Proportional to 4,077.38, 6,116.07 and 2,129.13

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Solution

The fourth proportional to 4,077.38, 6,116.07 and 2,129.13 is: 3,193.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.38 : 6,116.07 = 2,129.13 : x
  2. Step 2: Convert to fraction form
    4,077.38/6,116.07 = 2,129.13/x
  3. Step 3: Cross multiply
    4,077.38x = 6,116.07 × 2,129.13
  4. Step 4: Simplify right side
    4,077.38x = 13,021,916.10
  5. Step 5: Solve for x
    x = 13,021,916.10/4,077.38
  6. Step 6: Final answer
    x = 3,193.70

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.