Home / 12,549.13-17,318.03-6,884.17

Finding the Fourth Proportional to 12,549.13, 17,318.03 and 6,884.17

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Solution

The fourth proportional to 12,549.13, 17,318.03 and 6,884.17 is: 9,500.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.13 : 17,318.03 = 6,884.17 : x
  2. Step 2: Convert to fraction form
    12,549.13/17,318.03 = 6,884.17/x
  3. Step 3: Cross multiply
    12,549.13x = 17,318.03 × 6,884.17
  4. Step 4: Simplify right side
    12,549.13x = 119,220,262.59
  5. Step 5: Solve for x
    x = 119,220,262.59/12,549.13
  6. Step 6: Final answer
    x = 9,500.28

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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.