Home / 5,519.28-8,259.72-4,520.52

Finding the Fourth Proportional to 5,519.28, 8,259.72 and 4,520.52

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Solution

The fourth proportional to 5,519.28, 8,259.72 and 4,520.52 is: 6,765.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.28 : 8,259.72 = 4,520.52 : x
  2. Step 2: Convert to fraction form
    5,519.28/8,259.72 = 4,520.52/x
  3. Step 3: Cross multiply
    5,519.28x = 8,259.72 × 4,520.52
  4. Step 4: Simplify right side
    5,519.28x = 37,338,229.45
  5. Step 5: Solve for x
    x = 37,338,229.45/5,519.28
  6. Step 6: Final answer
    x = 6,765.05

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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.