Home / 11,934.59-16,471.71-6,631.11

Finding the Fourth Proportional to 11,934.59, 16,471.71 and 6,631.11

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Solution

The fourth proportional to 11,934.59, 16,471.71 and 6,631.11 is: 9,152.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.59 : 16,471.71 = 6,631.11 : x
  2. Step 2: Convert to fraction form
    11,934.59/16,471.71 = 6,631.11/x
  3. Step 3: Cross multiply
    11,934.59x = 16,471.71 × 6,631.11
  4. Step 4: Simplify right side
    11,934.59x = 109,225,720.90
  5. Step 5: Solve for x
    x = 109,225,720.90/11,934.59
  6. Step 6: Final answer
    x = 9,152.03

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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.