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Finding the Fourth Proportional to 8,366.52, 12,555.52 and 2,894.52

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Solution

The fourth proportional to 8,366.52, 12,555.52 and 2,894.52 is: 4,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.52 : 12,555.52 = 2,894.52 : x
  2. Step 2: Convert to fraction form
    8,366.52/12,555.52 = 2,894.52/x
  3. Step 3: Cross multiply
    8,366.52x = 12,555.52 × 2,894.52
  4. Step 4: Simplify right side
    8,366.52x = 36,342,203.75
  5. Step 5: Solve for x
    x = 36,342,203.75/8,366.52
  6. Step 6: Final answer
    x = 4,343.77

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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.