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Finding the Fourth Proportional to 8,654.77, 11,943.57 and 4,675.88

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Solution

The fourth proportional to 8,654.77, 11,943.57 and 4,675.88 is: 6,452.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654.77 : 11,943.57 = 4,675.88 : x
  2. Step 2: Convert to fraction form
    8,654.77/11,943.57 = 4,675.88/x
  3. Step 3: Cross multiply
    8,654.77x = 11,943.57 × 4,675.88
  4. Step 4: Simplify right side
    8,654.77x = 55,846,700.09
  5. Step 5: Solve for x
    x = 55,846,700.09/8,654.77
  6. Step 6: Final answer
    x = 6,452.71

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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.