Home / 5,500.71-8,251.55-2,577.45

Finding the Fourth Proportional to 5,500.71, 8,251.55 and 2,577.45

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Solution

The fourth proportional to 5,500.71, 8,251.55 and 2,577.45 is: 3,866.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500.71 : 8,251.55 = 2,577.45 : x
  2. Step 2: Convert to fraction form
    5,500.71/8,251.55 = 2,577.45/x
  3. Step 3: Cross multiply
    5,500.71x = 8,251.55 × 2,577.45
  4. Step 4: Simplify right side
    5,500.71x = 21,267,944.66
  5. Step 5: Solve for x
    x = 21,267,944.66/5,500.71
  6. Step 6: Final answer
    x = 3,866.40

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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.