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Finding the Fourth Proportional to 8,253.95, 12,366.54 and 6,876.14

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Solution

The fourth proportional to 8,253.95, 12,366.54 and 6,876.14 is: 10,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.95 : 12,366.54 = 6,876.14 : x
  2. Step 2: Convert to fraction form
    8,253.95/12,366.54 = 6,876.14/x
  3. Step 3: Cross multiply
    8,253.95x = 12,366.54 × 6,876.14
  4. Step 4: Simplify right side
    8,253.95x = 85,033,998.52
  5. Step 5: Solve for x
    x = 85,033,998.52/8,253.95
  6. Step 6: Final answer
    x = 10,302.22

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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.