Home / 4,361.60-6,543.12-2,169.92

Finding the Fourth Proportional to 4,361.60, 6,543.12 and 2,169.92

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Solution

The fourth proportional to 4,361.60, 6,543.12 and 2,169.92 is: 3,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.60 : 6,543.12 = 2,169.92 : x
  2. Step 2: Convert to fraction form
    4,361.60/6,543.12 = 2,169.92/x
  3. Step 3: Cross multiply
    4,361.60x = 6,543.12 × 2,169.92
  4. Step 4: Simplify right side
    4,361.60x = 14,198,046.95
  5. Step 5: Solve for x
    x = 14,198,046.95/4,361.60
  6. Step 6: Final answer
    x = 3,255.24

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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.