Home / 3,432.32-4,735.68-2,191.04

Finding the Fourth Proportional to 3,432.32, 4,735.68 and 2,191.04

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Solution

The fourth proportional to 3,432.32, 4,735.68 and 2,191.04 is: 3,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.32 : 4,735.68 = 2,191.04 : x
  2. Step 2: Convert to fraction form
    3,432.32/4,735.68 = 2,191.04/x
  3. Step 3: Cross multiply
    3,432.32x = 4,735.68 × 2,191.04
  4. Step 4: Simplify right side
    3,432.32x = 10,376,064.31
  5. Step 5: Solve for x
    x = 10,376,064.31/3,432.32
  6. Step 6: Final answer
    x = 3,023.05

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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.