Home / 1,124.22-1,552.50-1,062.87

Finding the Fourth Proportional to 1,124.22, 1,552.50 and 1,062.87

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Solution

The fourth proportional to 1,124.22, 1,552.50 and 1,062.87 is: 1,467.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124.22 : 1,552.50 = 1,062.87 : x
  2. Step 2: Convert to fraction form
    1,124.22/1,552.50 = 1,062.87/x
  3. Step 3: Cross multiply
    1,124.22x = 1,552.50 × 1,062.87
  4. Step 4: Simplify right side
    1,124.22x = 1,650,105.68
  5. Step 5: Solve for x
    x = 1,650,105.68/1,124.22
  6. Step 6: Final answer
    x = 1,467.78

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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.