Home / 1,452.11-2,178.15-587.03

Finding the Fourth Proportional to 1,452.11, 2,178.15 and 587.03

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Solution

The fourth proportional to 1,452.11, 2,178.15 and 587.03 is: 880.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.11 : 2,178.15 = 587.03 : x
  2. Step 2: Convert to fraction form
    1,452.11/2,178.15 = 587.03/x
  3. Step 3: Cross multiply
    1,452.11x = 2,178.15 × 587.03
  4. Step 4: Simplify right side
    1,452.11x = 1,278,628.50
  5. Step 5: Solve for x
    x = 1,278,628.50/1,452.11
  6. Step 6: Final answer
    x = 880.53

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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.