Home / 1,146.29-1,721.19-1,010.48

Finding the Fourth Proportional to 1,146.29, 1,721.19 and 1,010.48

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Solution

The fourth proportional to 1,146.29, 1,721.19 and 1,010.48 is: 1,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146.29 : 1,721.19 = 1,010.48 : x
  2. Step 2: Convert to fraction form
    1,146.29/1,721.19 = 1,010.48/x
  3. Step 3: Cross multiply
    1,146.29x = 1,721.19 × 1,010.48
  4. Step 4: Simplify right side
    1,146.29x = 1,739,228.07
  5. Step 5: Solve for x
    x = 1,739,228.07/1,146.29
  6. Step 6: Final answer
    x = 1,517.27

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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.