Home / 1,512.27-2,266.76-587.55

Finding the Fourth Proportional to 1,512.27, 2,266.76 and 587.55

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Solution

The fourth proportional to 1,512.27, 2,266.76 and 587.55 is: 880.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.27 : 2,266.76 = 587.55 : x
  2. Step 2: Convert to fraction form
    1,512.27/2,266.76 = 587.55/x
  3. Step 3: Cross multiply
    1,512.27x = 2,266.76 × 587.55
  4. Step 4: Simplify right side
    1,512.27x = 1,331,831.90
  5. Step 5: Solve for x
    x = 1,331,831.90/1,512.27
  6. Step 6: Final answer
    x = 880.68

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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.