Home / 5,549.11-7,657.99-3,191.25

Finding the Fourth Proportional to 5,549.11, 7,657.99 and 3,191.25

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Solution

The fourth proportional to 5,549.11, 7,657.99 and 3,191.25 is: 4,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.11 : 7,657.99 = 3,191.25 : x
  2. Step 2: Convert to fraction form
    5,549.11/7,657.99 = 3,191.25/x
  3. Step 3: Cross multiply
    5,549.11x = 7,657.99 × 3,191.25
  4. Step 4: Simplify right side
    5,549.11x = 24,438,530.28
  5. Step 5: Solve for x
    x = 24,438,530.28/5,549.11
  6. Step 6: Final answer
    x = 4,404.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.