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Finding the Fourth Proportional to 8,329.87, 12,497.23 and 3,941.29

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Solution

The fourth proportional to 8,329.87, 12,497.23 and 3,941.29 is: 5,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.87 : 12,497.23 = 3,941.29 : x
  2. Step 2: Convert to fraction form
    8,329.87/12,497.23 = 3,941.29/x
  3. Step 3: Cross multiply
    8,329.87x = 12,497.23 × 3,941.29
  4. Step 4: Simplify right side
    8,329.87x = 49,255,207.63
  5. Step 5: Solve for x
    x = 49,255,207.63/8,329.87
  6. Step 6: Final answer
    x = 5,913.08

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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.