Home / 8,609.25-11,882.01-4,781.76

Finding the Fourth Proportional to 8,609.25, 11,882.01 and 4,781.76

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Solution

The fourth proportional to 8,609.25, 11,882.01 and 4,781.76 is: 6,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,609.25 : 11,882.01 = 4,781.76 : x
  2. Step 2: Convert to fraction form
    8,609.25/11,882.01 = 4,781.76/x
  3. Step 3: Cross multiply
    8,609.25x = 11,882.01 × 4,781.76
  4. Step 4: Simplify right side
    8,609.25x = 56,816,896.23
  5. Step 5: Solve for x
    x = 56,816,896.23/8,609.25
  6. Step 6: Final answer
    x = 6,599.52

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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.