Home / 3,152.66-4,350.42-1,826.12

Finding the Fourth Proportional to 3,152.66, 4,350.42 and 1,826.12

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Solution

The fourth proportional to 3,152.66, 4,350.42 and 1,826.12 is: 2,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.66 : 4,350.42 = 1,826.12 : x
  2. Step 2: Convert to fraction form
    3,152.66/4,350.42 = 1,826.12/x
  3. Step 3: Cross multiply
    3,152.66x = 4,350.42 × 1,826.12
  4. Step 4: Simplify right side
    3,152.66x = 7,944,388.97
  5. Step 5: Solve for x
    x = 7,944,388.97/3,152.66
  6. Step 6: Final answer
    x = 2,519.90

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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.