Home / 5,449.15-8,177.07-4,331.98

Finding the Fourth Proportional to 5,449.15, 8,177.07 and 4,331.98

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Solution

The fourth proportional to 5,449.15, 8,177.07 and 4,331.98 is: 6,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.15 : 8,177.07 = 4,331.98 : x
  2. Step 2: Convert to fraction form
    5,449.15/8,177.07 = 4,331.98/x
  3. Step 3: Cross multiply
    5,449.15x = 8,177.07 × 4,331.98
  4. Step 4: Simplify right side
    5,449.15x = 35,422,903.70
  5. Step 5: Solve for x
    x = 35,422,903.70/5,449.15
  6. Step 6: Final answer
    x = 6,500.63

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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.