Home / 10,613.90-14,650.08-6,632.66

Finding the Fourth Proportional to 10,613.90, 14,650.08 and 6,632.66

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Solution

The fourth proportional to 10,613.90, 14,650.08 and 6,632.66 is: 9,154.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.90 : 14,650.08 = 6,632.66 : x
  2. Step 2: Convert to fraction form
    10,613.90/14,650.08 = 6,632.66/x
  3. Step 3: Cross multiply
    10,613.90x = 14,650.08 × 6,632.66
  4. Step 4: Simplify right side
    10,613.90x = 97,168,999.61
  5. Step 5: Solve for x
    x = 97,168,999.61/10,613.90
  6. Step 6: Final answer
    x = 9,154.88

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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.