Home / 3,229.03-4,454.75-2,031.90

Finding the Fourth Proportional to 3,229.03, 4,454.75 and 2,031.90

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Solution

The fourth proportional to 3,229.03, 4,454.75 and 2,031.90 is: 2,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.03 : 4,454.75 = 2,031.90 : x
  2. Step 2: Convert to fraction form
    3,229.03/4,454.75 = 2,031.90/x
  3. Step 3: Cross multiply
    3,229.03x = 4,454.75 × 2,031.90
  4. Step 4: Simplify right side
    3,229.03x = 9,051,622.13
  5. Step 5: Solve for x
    x = 9,051,622.13/3,229.03
  6. Step 6: Final answer
    x = 2,803.20

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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.