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Finding the Fourth Proportional to 3,169.42, 4,750.17 and 1,525.53

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Solution

The fourth proportional to 3,169.42, 4,750.17 and 1,525.53 is: 2,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.42 : 4,750.17 = 1,525.53 : x
  2. Step 2: Convert to fraction form
    3,169.42/4,750.17 = 1,525.53/x
  3. Step 3: Cross multiply
    3,169.42x = 4,750.17 × 1,525.53
  4. Step 4: Simplify right side
    3,169.42x = 7,246,526.84
  5. Step 5: Solve for x
    x = 7,246,526.84/3,169.42
  6. Step 6: Final answer
    x = 2,286.39

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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.