Home / 5,520.80-8,283.24-2,560.68

Finding the Fourth Proportional to 5,520.80, 8,283.24 and 2,560.68

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Solution

The fourth proportional to 5,520.80, 8,283.24 and 2,560.68 is: 3,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.80 : 8,283.24 = 2,560.68 : x
  2. Step 2: Convert to fraction form
    5,520.80/8,283.24 = 2,560.68/x
  3. Step 3: Cross multiply
    5,520.80x = 8,283.24 × 2,560.68
  4. Step 4: Simplify right side
    5,520.80x = 21,210,727.00
  5. Step 5: Solve for x
    x = 21,210,727.00/5,520.80
  6. Step 6: Final answer
    x = 3,841.97

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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.