Home / 11,882.88-16,397.67-6,577.38

Finding the Fourth Proportional to 11,882.88, 16,397.67 and 6,577.38

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Solution

The fourth proportional to 11,882.88, 16,397.67 and 6,577.38 is: 9,076.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.88 : 16,397.67 = 6,577.38 : x
  2. Step 2: Convert to fraction form
    11,882.88/16,397.67 = 6,577.38/x
  3. Step 3: Cross multiply
    11,882.88x = 16,397.67 × 6,577.38
  4. Step 4: Simplify right side
    11,882.88x = 107,853,706.70
  5. Step 5: Solve for x
    x = 107,853,706.70/11,882.88
  6. Step 6: Final answer
    x = 9,076.39

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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.