Home / 3,975.32-5,961.24-1,633.76

Finding the Fourth Proportional to 3,975.32, 5,961.24 and 1,633.76

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Solution

The fourth proportional to 3,975.32, 5,961.24 and 1,633.76 is: 2,449.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.32 : 5,961.24 = 1,633.76 : x
  2. Step 2: Convert to fraction form
    3,975.32/5,961.24 = 1,633.76/x
  3. Step 3: Cross multiply
    3,975.32x = 5,961.24 × 1,633.76
  4. Step 4: Simplify right side
    3,975.32x = 9,739,235.46
  5. Step 5: Solve for x
    x = 9,739,235.46/3,975.32
  6. Step 6: Final answer
    x = 2,449.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.