Home / 3,951.08-5,452.42-2,182.64

Finding the Fourth Proportional to 3,951.08, 5,452.42 and 2,182.64

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Solution

The fourth proportional to 3,951.08, 5,452.42 and 2,182.64 is: 3,012.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.08 : 5,452.42 = 2,182.64 : x
  2. Step 2: Convert to fraction form
    3,951.08/5,452.42 = 2,182.64/x
  3. Step 3: Cross multiply
    3,951.08x = 5,452.42 × 2,182.64
  4. Step 4: Simplify right side
    3,951.08x = 11,900,669.99
  5. Step 5: Solve for x
    x = 11,900,669.99/3,951.08
  6. Step 6: Final answer
    x = 3,012.00

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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.