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Finding the Fourth Proportional to 8,656.59, 11,943.44 and 5,295.90

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Solution

The fourth proportional to 8,656.59, 11,943.44 and 5,295.90 is: 7,306.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.59 : 11,943.44 = 5,295.90 : x
  2. Step 2: Convert to fraction form
    8,656.59/11,943.44 = 5,295.90/x
  3. Step 3: Cross multiply
    8,656.59x = 11,943.44 × 5,295.90
  4. Step 4: Simplify right side
    8,656.59x = 63,251,237.42
  5. Step 5: Solve for x
    x = 63,251,237.42/8,656.59
  6. Step 6: Final answer
    x = 7,306.72

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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.