Home / 1,250.16-1,726.57-1,112.73

Finding the Fourth Proportional to 1,250.16, 1,726.57 and 1,112.73

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Solution

The fourth proportional to 1,250.16, 1,726.57 and 1,112.73 is: 1,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.16 : 1,726.57 = 1,112.73 : x
  2. Step 2: Convert to fraction form
    1,250.16/1,726.57 = 1,112.73/x
  3. Step 3: Cross multiply
    1,250.16x = 1,726.57 × 1,112.73
  4. Step 4: Simplify right side
    1,250.16x = 1,921,200.67
  5. Step 5: Solve for x
    x = 1,921,200.67/1,250.16
  6. Step 6: Final answer
    x = 1,536.76

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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.