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Finding the Fourth Proportional to 1,796.70, 2,693.19 and 1,301.90

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Solution

The fourth proportional to 1,796.70, 2,693.19 and 1,301.90 is: 1,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,796.70 : 2,693.19 = 1,301.90 : x
  2. Step 2: Convert to fraction form
    1,796.70/2,693.19 = 1,301.90/x
  3. Step 3: Cross multiply
    1,796.70x = 2,693.19 × 1,301.90
  4. Step 4: Simplify right side
    1,796.70x = 3,506,250.60
  5. Step 5: Solve for x
    x = 3,506,250.60/1,796.70
  6. Step 6: Final answer
    x = 1,951.49

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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.