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Finding the Fourth Proportional to 8,242.92, 12,366.32 and 2,696.24

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Solution

The fourth proportional to 8,242.92, 12,366.32 and 2,696.24 is: 4,044.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.92 : 12,366.32 = 2,696.24 : x
  2. Step 2: Convert to fraction form
    8,242.92/12,366.32 = 2,696.24/x
  3. Step 3: Cross multiply
    8,242.92x = 12,366.32 × 2,696.24
  4. Step 4: Simplify right side
    8,242.92x = 33,342,528.98
  5. Step 5: Solve for x
    x = 33,342,528.98/8,242.92
  6. Step 6: Final answer
    x = 4,044.99

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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.