Home / 5,892.12-8,131.19-3,239.48

Finding the Fourth Proportional to 5,892.12, 8,131.19 and 3,239.48

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Solution

The fourth proportional to 5,892.12, 8,131.19 and 3,239.48 is: 4,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,892.12 : 8,131.19 = 3,239.48 : x
  2. Step 2: Convert to fraction form
    5,892.12/8,131.19 = 3,239.48/x
  3. Step 3: Cross multiply
    5,892.12x = 8,131.19 × 3,239.48
  4. Step 4: Simplify right side
    5,892.12x = 26,340,770.53
  5. Step 5: Solve for x
    x = 26,340,770.53/5,892.12
  6. Step 6: Final answer
    x = 4,470.51

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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.