Home / 11,932.29-16,466.92-6,627.90

Finding the Fourth Proportional to 11,932.29, 16,466.92 and 6,627.90

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Solution

The fourth proportional to 11,932.29, 16,466.92 and 6,627.90 is: 9,146.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.29 : 16,466.92 = 6,627.90 : x
  2. Step 2: Convert to fraction form
    11,932.29/16,466.92 = 6,627.90/x
  3. Step 3: Cross multiply
    11,932.29x = 16,466.92 × 6,627.90
  4. Step 4: Simplify right side
    11,932.29x = 109,141,099.07
  5. Step 5: Solve for x
    x = 109,141,099.07/11,932.29
  6. Step 6: Final answer
    x = 9,146.70

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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.