Home / 1,452.15-2,177.82-586.26

Finding the Fourth Proportional to 1,452.15, 2,177.82 and 586.26

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Solution

The fourth proportional to 1,452.15, 2,177.82 and 586.26 is: 879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452.15 : 2,177.82 = 586.26 : x
  2. Step 2: Convert to fraction form
    1,452.15/2,177.82 = 586.26/x
  3. Step 3: Cross multiply
    1,452.15x = 2,177.82 × 586.26
  4. Step 4: Simplify right side
    1,452.15x = 1,276,768.75
  5. Step 5: Solve for x
    x = 1,276,768.75/1,452.15
  6. Step 6: Final answer
    x = 879.23

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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.