Home / 5,520.62-8,282.30-4,535.10

Finding the Fourth Proportional to 5,520.62, 8,282.30 and 4,535.10

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Solution

The fourth proportional to 5,520.62, 8,282.30 and 4,535.10 is: 6,803.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.62 : 8,282.30 = 4,535.10 : x
  2. Step 2: Convert to fraction form
    5,520.62/8,282.30 = 4,535.10/x
  3. Step 3: Cross multiply
    5,520.62x = 8,282.30 × 4,535.10
  4. Step 4: Simplify right side
    5,520.62x = 37,561,058.73
  5. Step 5: Solve for x
    x = 37,561,058.73/5,520.62
  6. Step 6: Final answer
    x = 6,803.78

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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.