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Finding the Fourth Proportional to 3,099.58, 4,645.42 and 1,452.50

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Solution

The fourth proportional to 3,099.58, 4,645.42 and 1,452.50 is: 2,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.58 : 4,645.42 = 1,452.50 : x
  2. Step 2: Convert to fraction form
    3,099.58/4,645.42 = 1,452.50/x
  3. Step 3: Cross multiply
    3,099.58x = 4,645.42 × 1,452.50
  4. Step 4: Simplify right side
    3,099.58x = 6,747,463.11
  5. Step 5: Solve for x
    x = 6,747,463.11/3,099.58
  6. Step 6: Final answer
    x = 2,176.90

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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.