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Finding the Fourth Proportional to 8,717.66, 13,074.06 and 6,232.04

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Solution

The fourth proportional to 8,717.66, 13,074.06 and 6,232.04 is: 9,346.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.66 : 13,074.06 = 6,232.04 : x
  2. Step 2: Convert to fraction form
    8,717.66/13,074.06 = 6,232.04/x
  3. Step 3: Cross multiply
    8,717.66x = 13,074.06 × 6,232.04
  4. Step 4: Simplify right side
    8,717.66x = 81,478,064.88
  5. Step 5: Solve for x
    x = 81,478,064.88/8,717.66
  6. Step 6: Final answer
    x = 9,346.32

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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.