Home / 5,549.33-7,657.74-3,191.48

Finding the Fourth Proportional to 5,549.33, 7,657.74 and 3,191.48

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Solution

The fourth proportional to 5,549.33, 7,657.74 and 3,191.48 is: 4,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.33 : 7,657.74 = 3,191.48 : x
  2. Step 2: Convert to fraction form
    5,549.33/7,657.74 = 3,191.48/x
  3. Step 3: Cross multiply
    5,549.33x = 7,657.74 × 3,191.48
  4. Step 4: Simplify right side
    5,549.33x = 24,439,524.06
  5. Step 5: Solve for x
    x = 24,439,524.06/5,549.33
  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.