Home / 5,444.20-8,160.90-2,517.40

Finding the Fourth Proportional to 5,444.20, 8,160.90 and 2,517.40

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Solution

The fourth proportional to 5,444.20, 8,160.90 and 2,517.40 is: 3,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,444.20 : 8,160.90 = 2,517.40 : x
  2. Step 2: Convert to fraction form
    5,444.20/8,160.90 = 2,517.40/x
  3. Step 3: Cross multiply
    5,444.20x = 8,160.90 × 2,517.40
  4. Step 4: Simplify right side
    5,444.20x = 20,544,249.66
  5. Step 5: Solve for x
    x = 20,544,249.66/5,444.20
  6. Step 6: Final answer
    x = 3,773.60

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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.