Home / 3,229.04-4,456.56-1,902.87

Finding the Fourth Proportional to 3,229.04, 4,456.56 and 1,902.87

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Solution

The fourth proportional to 3,229.04, 4,456.56 and 1,902.87 is: 2,626.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.04 : 4,456.56 = 1,902.87 : x
  2. Step 2: Convert to fraction form
    3,229.04/4,456.56 = 1,902.87/x
  3. Step 3: Cross multiply
    3,229.04x = 4,456.56 × 1,902.87
  4. Step 4: Simplify right side
    3,229.04x = 8,480,254.33
  5. Step 5: Solve for x
    x = 8,480,254.33/3,229.04
  6. Step 6: Final answer
    x = 2,626.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.