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Finding the Fourth Proportional to 1,358.80, 2,034.54 and 1,010.14

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Solution

The fourth proportional to 1,358.80, 2,034.54 and 1,010.14 is: 1,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358.80 : 2,034.54 = 1,010.14 : x
  2. Step 2: Convert to fraction form
    1,358.80/2,034.54 = 1,010.14/x
  3. Step 3: Cross multiply
    1,358.80x = 2,034.54 × 1,010.14
  4. Step 4: Simplify right side
    1,358.80x = 2,055,170.24
  5. Step 5: Solve for x
    x = 2,055,170.24/1,358.80
  6. Step 6: Final answer
    x = 1,512.49

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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.