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Finding the Fourth Proportional to 10,808.01, 14,909.04 and 6,330.92

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Solution

The fourth proportional to 10,808.01, 14,909.04 and 6,330.92 is: 8,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.01 : 14,909.04 = 6,330.92 : x
  2. Step 2: Convert to fraction form
    10,808.01/14,909.04 = 6,330.92/x
  3. Step 3: Cross multiply
    10,808.01x = 14,909.04 × 6,330.92
  4. Step 4: Simplify right side
    10,808.01x = 94,387,864.97
  5. Step 5: Solve for x
    x = 94,387,864.97/10,808.01
  6. Step 6: Final answer
    x = 8,733.14

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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.