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Finding the Fourth Proportional to 8,306.64, 12,451.71 and 4,600.99

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Solution

The fourth proportional to 8,306.64, 12,451.71 and 4,600.99 is: 6,896.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306.64 : 12,451.71 = 4,600.99 : x
  2. Step 2: Convert to fraction form
    8,306.64/12,451.71 = 4,600.99/x
  3. Step 3: Cross multiply
    8,306.64x = 12,451.71 × 4,600.99
  4. Step 4: Simplify right side
    8,306.64x = 57,290,193.19
  5. Step 5: Solve for x
    x = 57,290,193.19/8,306.64
  6. Step 6: Final answer
    x = 6,896.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.