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Finding the Fourth Proportional to 8,737.47, 13,093.24 and 6,417.63

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Solution

The fourth proportional to 8,737.47, 13,093.24 and 6,417.63 is: 9,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.47 : 13,093.24 = 6,417.63 : x
  2. Step 2: Convert to fraction form
    8,737.47/13,093.24 = 6,417.63/x
  3. Step 3: Cross multiply
    8,737.47x = 13,093.24 × 6,417.63
  4. Step 4: Simplify right side
    8,737.47x = 84,027,541.26
  5. Step 5: Solve for x
    x = 84,027,541.26/8,737.47
  6. Step 6: Final answer
    x = 9,616.92

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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.