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Finding the Fourth Proportional to 8,376.60, 12,561.17 and 6,026.79

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Solution

The fourth proportional to 8,376.60, 12,561.17 and 6,026.79 is: 9,037.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,376.60 : 12,561.17 = 6,026.79 : x
  2. Step 2: Convert to fraction form
    8,376.60/12,561.17 = 6,026.79/x
  3. Step 3: Cross multiply
    8,376.60x = 12,561.17 × 6,026.79
  4. Step 4: Simplify right side
    8,376.60x = 75,703,503.61
  5. Step 5: Solve for x
    x = 75,703,503.61/8,376.60
  6. Step 6: Final answer
    x = 9,037.50

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1.5x scale

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.