Home / 3,132.68-4,335.54-2,692.04

Finding the Fourth Proportional to 3,132.68, 4,335.54 and 2,692.04

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Solution

The fourth proportional to 3,132.68, 4,335.54 and 2,692.04 is: 3,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.68 : 4,335.54 = 2,692.04 : x
  2. Step 2: Convert to fraction form
    3,132.68/4,335.54 = 2,692.04/x
  3. Step 3: Cross multiply
    3,132.68x = 4,335.54 × 2,692.04
  4. Step 4: Simplify right side
    3,132.68x = 11,671,447.10
  5. Step 5: Solve for x
    x = 11,671,447.10/3,132.68
  6. Step 6: Final answer
    x = 3,725.71

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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.