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Finding the Fourth Proportional to 1,373.76, 2,060.10 and 797.04

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Solution

The fourth proportional to 1,373.76, 2,060.10 and 797.04 is: 1,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373.76 : 2,060.10 = 797.04 : x
  2. Step 2: Convert to fraction form
    1,373.76/2,060.10 = 797.04/x
  3. Step 3: Cross multiply
    1,373.76x = 2,060.10 × 797.04
  4. Step 4: Simplify right side
    1,373.76x = 1,641,982.10
  5. Step 5: Solve for x
    x = 1,641,982.10/1,373.76
  6. Step 6: Final answer
    x = 1,195.25

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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.