Home / 10,329.66-14,254.71-5,613.90

Finding the Fourth Proportional to 10,329.66, 14,254.71 and 5,613.90

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Solution

The fourth proportional to 10,329.66, 14,254.71 and 5,613.90 is: 7,747.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,329.66 : 14,254.71 = 5,613.90 : x
  2. Step 2: Convert to fraction form
    10,329.66/14,254.71 = 5,613.90/x
  3. Step 3: Cross multiply
    10,329.66x = 14,254.71 × 5,613.90
  4. Step 4: Simplify right side
    10,329.66x = 80,024,516.47
  5. Step 5: Solve for x
    x = 80,024,516.47/10,329.66
  6. Step 6: Final answer
    x = 7,747.06

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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.