Home / 8,651.41-11,938.89-4,874.58

Finding the Fourth Proportional to 8,651.41, 11,938.89 and 4,874.58

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Solution

The fourth proportional to 8,651.41, 11,938.89 and 4,874.58 is: 6,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651.41 : 11,938.89 = 4,874.58 : x
  2. Step 2: Convert to fraction form
    8,651.41/11,938.89 = 4,874.58/x
  3. Step 3: Cross multiply
    8,651.41x = 11,938.89 × 4,874.58
  4. Step 4: Simplify right side
    8,651.41x = 58,197,092.70
  5. Step 5: Solve for x
    x = 58,197,092.70/8,651.41
  6. Step 6: Final answer
    x = 6,726.89

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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.