Home / 3,967.54-5,475.15-2,288.95

Finding the Fourth Proportional to 3,967.54, 5,475.15 and 2,288.95

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Solution

The fourth proportional to 3,967.54, 5,475.15 and 2,288.95 is: 3,158.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.54 : 5,475.15 = 2,288.95 : x
  2. Step 2: Convert to fraction form
    3,967.54/5,475.15 = 2,288.95/x
  3. Step 3: Cross multiply
    3,967.54x = 5,475.15 × 2,288.95
  4. Step 4: Simplify right side
    3,967.54x = 12,532,344.59
  5. Step 5: Solve for x
    x = 12,532,344.59/3,967.54
  6. Step 6: Final answer
    x = 3,158.72

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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.