Home / 3,692.22-5,101.76-2,952.30

Finding the Fourth Proportional to 3,692.22, 5,101.76 and 2,952.30

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Solution

The fourth proportional to 3,692.22, 5,101.76 and 2,952.30 is: 4,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692.22 : 5,101.76 = 2,952.30 : x
  2. Step 2: Convert to fraction form
    3,692.22/5,101.76 = 2,952.30/x
  3. Step 3: Cross multiply
    3,692.22x = 5,101.76 × 2,952.30
  4. Step 4: Simplify right side
    3,692.22x = 15,061,926.05
  5. Step 5: Solve for x
    x = 15,061,926.05/3,692.22
  6. Step 6: Final answer
    x = 4,079.37

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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.