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Finding the Fourth Proportional to 3,062.76, 4,594.10 and 754.28

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Solution

The fourth proportional to 3,062.76, 4,594.10 and 754.28 is: 1,131.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.76 : 4,594.10 = 754.28 : x
  2. Step 2: Convert to fraction form
    3,062.76/4,594.10 = 754.28/x
  3. Step 3: Cross multiply
    3,062.76x = 4,594.10 × 754.28
  4. Step 4: Simplify right side
    3,062.76x = 3,465,237.75
  5. Step 5: Solve for x
    x = 3,465,237.75/3,062.76
  6. Step 6: Final answer
    x = 1,131.41

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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.