Home / 3,959.37-5,464.12-2,281.04

Finding the Fourth Proportional to 3,959.37, 5,464.12 and 2,281.04

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Solution

The fourth proportional to 3,959.37, 5,464.12 and 2,281.04 is: 3,147.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.37 : 5,464.12 = 2,281.04 : x
  2. Step 2: Convert to fraction form
    3,959.37/5,464.12 = 2,281.04/x
  3. Step 3: Cross multiply
    3,959.37x = 5,464.12 × 2,281.04
  4. Step 4: Simplify right side
    3,959.37x = 12,463,876.28
  5. Step 5: Solve for x
    x = 12,463,876.28/3,959.37
  6. Step 6: Final answer
    x = 3,147.94

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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.