Home / 1,156.50-1,726.32-1,010.70

Finding the Fourth Proportional to 1,156.50, 1,726.32 and 1,010.70

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Solution

The fourth proportional to 1,156.50, 1,726.32 and 1,010.70 is: 1,508.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156.50 : 1,726.32 = 1,010.70 : x
  2. Step 2: Convert to fraction form
    1,156.50/1,726.32 = 1,010.70/x
  3. Step 3: Cross multiply
    1,156.50x = 1,726.32 × 1,010.70
  4. Step 4: Simplify right side
    1,156.50x = 1,744,791.62
  5. Step 5: Solve for x
    x = 1,744,791.62/1,156.50
  6. Step 6: Final answer
    x = 1,508.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.