Home / 11,631.74-16,052.13-6,326.90

Finding the Fourth Proportional to 11,631.74, 16,052.13 and 6,326.90

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Solution

The fourth proportional to 11,631.74, 16,052.13 and 6,326.90 is: 8,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,631.74 : 16,052.13 = 6,326.90 : x
  2. Step 2: Convert to fraction form
    11,631.74/16,052.13 = 6,326.90/x
  3. Step 3: Cross multiply
    11,631.74x = 16,052.13 × 6,326.90
  4. Step 4: Simplify right side
    11,631.74x = 101,560,141.04
  5. Step 5: Solve for x
    x = 101,560,141.04/11,631.74
  6. Step 6: Final answer
    x = 8,731.29

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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.