Home / 5,839.11-8,057.76-3,186.46

Finding the Fourth Proportional to 5,839.11, 8,057.76 and 3,186.46

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Solution

The fourth proportional to 5,839.11, 8,057.76 and 3,186.46 is: 4,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.11 : 8,057.76 = 3,186.46 : x
  2. Step 2: Convert to fraction form
    5,839.11/8,057.76 = 3,186.46/x
  3. Step 3: Cross multiply
    5,839.11x = 8,057.76 × 3,186.46
  4. Step 4: Simplify right side
    5,839.11x = 25,675,728.05
  5. Step 5: Solve for x
    x = 25,675,728.05/5,839.11
  6. Step 6: Final answer
    x = 4,397.20

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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.