Home / 5,560.80-8,337.15-2,272.20

Finding the Fourth Proportional to 5,560.80, 8,337.15 and 2,272.20

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Solution

The fourth proportional to 5,560.80, 8,337.15 and 2,272.20 is: 3,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560.80 : 8,337.15 = 2,272.20 : x
  2. Step 2: Convert to fraction form
    5,560.80/8,337.15 = 2,272.20/x
  3. Step 3: Cross multiply
    5,560.80x = 8,337.15 × 2,272.20
  4. Step 4: Simplify right side
    5,560.80x = 18,943,672.23
  5. Step 5: Solve for x
    x = 18,943,672.23/5,560.80
  6. Step 6: Final answer
    x = 3,406.65

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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.