Home / 11,882.39-16,397.61-6,577.49

Finding the Fourth Proportional to 11,882.39, 16,397.61 and 6,577.49

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Solution

The fourth proportional to 11,882.39, 16,397.61 and 6,577.49 is: 9,076.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.39 : 16,397.61 = 6,577.49 : x
  2. Step 2: Convert to fraction form
    11,882.39/16,397.61 = 6,577.49/x
  3. Step 3: Cross multiply
    11,882.39x = 16,397.61 × 6,577.49
  4. Step 4: Simplify right side
    11,882.39x = 107,855,033.81
  5. Step 5: Solve for x
    x = 107,855,033.81/11,882.39
  6. Step 6: Final answer
    x = 9,076.88

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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.