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Finding the Fourth Proportional to 3,150.97, 4,724.13 and 1,070.41

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Solution

The fourth proportional to 3,150.97, 4,724.13 and 1,070.41 is: 1,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.97 : 4,724.13 = 1,070.41 : x
  2. Step 2: Convert to fraction form
    3,150.97/4,724.13 = 1,070.41/x
  3. Step 3: Cross multiply
    3,150.97x = 4,724.13 × 1,070.41
  4. Step 4: Simplify right side
    3,150.97x = 5,056,770.48
  5. Step 5: Solve for x
    x = 5,056,770.48/3,150.97
  6. Step 6: Final answer
    x = 1,604.83

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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.