Home / 1,452.87-2,184.57-1,338.73

Finding the Fourth Proportional to 1,452.87, 2,184.57 and 1,338.73

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Solution

The fourth proportional to 1,452.87, 2,184.57 and 1,338.73 is: 2,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.87 : 2,184.57 = 1,338.73 : x
  2. Step 2: Convert to fraction form
    1,452.87/2,184.57 = 1,338.73/x
  3. Step 3: Cross multiply
    1,452.87x = 2,184.57 × 1,338.73
  4. Step 4: Simplify right side
    1,452.87x = 2,924,549.40
  5. Step 5: Solve for x
    x = 2,924,549.40/1,452.87
  6. Step 6: Final answer
    x = 2,012.95

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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.