Home / 3,732.78-5,150.35-3,137.53

Finding the Fourth Proportional to 3,732.78, 5,150.35 and 3,137.53

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Solution

The fourth proportional to 3,732.78, 5,150.35 and 3,137.53 is: 4,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.78 : 5,150.35 = 3,137.53 : x
  2. Step 2: Convert to fraction form
    3,732.78/5,150.35 = 3,137.53/x
  3. Step 3: Cross multiply
    3,732.78x = 5,150.35 × 3,137.53
  4. Step 4: Simplify right side
    3,732.78x = 16,159,377.64
  5. Step 5: Solve for x
    x = 16,159,377.64/3,732.78
  6. Step 6: Final answer
    x = 4,329.05

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Why These Related Problems?

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