Home / 1,633.32-2,251.17-1,179.45

Finding the Fourth Proportional to 1,633.32, 2,251.17 and 1,179.45

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Solution

The fourth proportional to 1,633.32, 2,251.17 and 1,179.45 is: 1,625.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.32 : 2,251.17 = 1,179.45 : x
  2. Step 2: Convert to fraction form
    1,633.32/2,251.17 = 1,179.45/x
  3. Step 3: Cross multiply
    1,633.32x = 2,251.17 × 1,179.45
  4. Step 4: Simplify right side
    1,633.32x = 2,655,142.46
  5. Step 5: Solve for x
    x = 2,655,142.46/1,633.32
  6. Step 6: Final answer
    x = 1,625.61

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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.