Home / 5,520.72-8,280.96-2,597.40

Finding the Fourth Proportional to 5,520.72, 8,280.96 and 2,597.40

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Solution

The fourth proportional to 5,520.72, 8,280.96 and 2,597.40 is: 3,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.72 : 8,280.96 = 2,597.40 : x
  2. Step 2: Convert to fraction form
    5,520.72/8,280.96 = 2,597.40/x
  3. Step 3: Cross multiply
    5,520.72x = 8,280.96 × 2,597.40
  4. Step 4: Simplify right side
    5,520.72x = 21,508,965.50
  5. Step 5: Solve for x
    x = 21,508,965.50/5,520.72
  6. Step 6: Final answer
    x = 3,896.04

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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.