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Finding the Fourth Proportional to 8,334.52, 12,482.30 and 5,041.72

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Solution

The fourth proportional to 8,334.52, 12,482.30 and 5,041.72 is: 7,550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.52 : 12,482.30 = 5,041.72 : x
  2. Step 2: Convert to fraction form
    8,334.52/12,482.30 = 5,041.72/x
  3. Step 3: Cross multiply
    8,334.52x = 12,482.30 × 5,041.72
  4. Step 4: Simplify right side
    8,334.52x = 62,932,254.66
  5. Step 5: Solve for x
    x = 62,932,254.66/8,334.52
  6. Step 6: Final answer
    x = 7,550.80

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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.