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Finding the Fourth Proportional to 8,888.73, 13,325.18 and 4,503.93

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Solution

The fourth proportional to 8,888.73, 13,325.18 and 4,503.93 is: 6,751.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.73 : 13,325.18 = 4,503.93 : x
  2. Step 2: Convert to fraction form
    8,888.73/13,325.18 = 4,503.93/x
  3. Step 3: Cross multiply
    8,888.73x = 13,325.18 × 4,503.93
  4. Step 4: Simplify right side
    8,888.73x = 60,015,655.44
  5. Step 5: Solve for x
    x = 60,015,655.44/8,888.73
  6. Step 6: Final answer
    x = 6,751.88

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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.