Home / 6,613.20-9,126.65-4,371.15

Finding the Fourth Proportional to 6,613.20, 9,126.65 and 4,371.15

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Solution

The fourth proportional to 6,613.20, 9,126.65 and 4,371.15 is: 6,032.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,613.20 : 9,126.65 = 4,371.15 : x
  2. Step 2: Convert to fraction form
    6,613.20/9,126.65 = 4,371.15/x
  3. Step 3: Cross multiply
    6,613.20x = 9,126.65 × 4,371.15
  4. Step 4: Simplify right side
    6,613.20x = 39,893,934.29
  5. Step 5: Solve for x
    x = 39,893,934.29/6,613.20
  6. Step 6: Final answer
    x = 6,032.47

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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.