Home / 3,206.22-4,432.11-2,282.70

Finding the Fourth Proportional to 3,206.22, 4,432.11 and 2,282.70

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Solution

The fourth proportional to 3,206.22, 4,432.11 and 2,282.70 is: 3,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.22 : 4,432.11 = 2,282.70 : x
  2. Step 2: Convert to fraction form
    3,206.22/4,432.11 = 2,282.70/x
  3. Step 3: Cross multiply
    3,206.22x = 4,432.11 × 2,282.70
  4. Step 4: Simplify right side
    3,206.22x = 10,117,177.50
  5. Step 5: Solve for x
    x = 10,117,177.50/3,206.22
  6. Step 6: Final answer
    x = 3,155.48

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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.