Home / 3,951.36-5,452.88-2,182.95

Finding the Fourth Proportional to 3,951.36, 5,452.88 and 2,182.95

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Solution

The fourth proportional to 3,951.36, 5,452.88 and 2,182.95 is: 3,012.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.36 : 5,452.88 = 2,182.95 : x
  2. Step 2: Convert to fraction form
    3,951.36/5,452.88 = 2,182.95/x
  3. Step 3: Cross multiply
    3,951.36x = 5,452.88 × 2,182.95
  4. Step 4: Simplify right side
    3,951.36x = 11,903,353.48
  5. Step 5: Solve for x
    x = 11,903,353.48/3,951.36
  6. Step 6: Final answer
    x = 3,012.47

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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.