Home / 3,961.10-5,465.88-2,282.18

Finding the Fourth Proportional to 3,961.10, 5,465.88 and 2,282.18

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Solution

The fourth proportional to 3,961.10, 5,465.88 and 2,282.18 is: 3,149.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.10 : 5,465.88 = 2,282.18 : x
  2. Step 2: Convert to fraction form
    3,961.10/5,465.88 = 2,282.18/x
  3. Step 3: Cross multiply
    3,961.10x = 5,465.88 × 2,282.18
  4. Step 4: Simplify right side
    3,961.10x = 12,474,094.69
  5. Step 5: Solve for x
    x = 12,474,094.69/3,961.10
  6. Step 6: Final answer
    x = 3,149.15

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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.