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Finding the Fourth Proportional to 6,691.01, 10,036.44 and 1,760.54

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Solution

The fourth proportional to 6,691.01, 10,036.44 and 1,760.54 is: 2,640.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.01 : 10,036.44 = 1,760.54 : x
  2. Step 2: Convert to fraction form
    6,691.01/10,036.44 = 1,760.54/x
  3. Step 3: Cross multiply
    6,691.01x = 10,036.44 × 1,760.54
  4. Step 4: Simplify right side
    6,691.01x = 17,669,503.90
  5. Step 5: Solve for x
    x = 17,669,503.90/6,691.01
  6. Step 6: Final answer
    x = 2,640.78

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1.5x scale

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.