Home / 8,731.83-12,049.92-4,752.97

Finding the Fourth Proportional to 8,731.83, 12,049.92 and 4,752.97

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Solution

The fourth proportional to 8,731.83, 12,049.92 and 4,752.97 is: 6,559.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731.83 : 12,049.92 = 4,752.97 : x
  2. Step 2: Convert to fraction form
    8,731.83/12,049.92 = 4,752.97/x
  3. Step 3: Cross multiply
    8,731.83x = 12,049.92 × 4,752.97
  4. Step 4: Simplify right side
    8,731.83x = 57,272,878.14
  5. Step 5: Solve for x
    x = 57,272,878.14/8,731.83
  6. Step 6: Final answer
    x = 6,559.09

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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.