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Finding the Fourth Proportional to 8,101.60, 11,175.50 and 5,452.62

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Solution

The fourth proportional to 8,101.60, 11,175.50 and 5,452.62 is: 7,521.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101.60 : 11,175.50 = 5,452.62 : x
  2. Step 2: Convert to fraction form
    8,101.60/11,175.50 = 5,452.62/x
  3. Step 3: Cross multiply
    8,101.60x = 11,175.50 × 5,452.62
  4. Step 4: Simplify right side
    8,101.60x = 60,935,754.81
  5. Step 5: Solve for x
    x = 60,935,754.81/8,101.60
  6. Step 6: Final answer
    x = 7,521.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.