Home / 5,839.20-8,057.86-3,186.54

Finding the Fourth Proportional to 5,839.20, 8,057.86 and 3,186.54

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Solution

The fourth proportional to 5,839.20, 8,057.86 and 3,186.54 is: 4,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,839.20 : 8,057.86 = 3,186.54 : x
  2. Step 2: Convert to fraction form
    5,839.20/8,057.86 = 3,186.54/x
  3. Step 3: Cross multiply
    5,839.20x = 8,057.86 × 3,186.54
  4. Step 4: Simplify right side
    5,839.20x = 25,676,693.20
  5. Step 5: Solve for x
    x = 25,676,693.20/5,839.20
  6. Step 6: Final answer
    x = 4,397.30

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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.