Home / 2,268.10-3,402.15-1,692.10

Finding the Fourth Proportional to 2,268.10, 3,402.15 and 1,692.10

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Solution

The fourth proportional to 2,268.10, 3,402.15 and 1,692.10 is: 2,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.10 : 3,402.15 = 1,692.10 : x
  2. Step 2: Convert to fraction form
    2,268.10/3,402.15 = 1,692.10/x
  3. Step 3: Cross multiply
    2,268.10x = 3,402.15 × 1,692.10
  4. Step 4: Simplify right side
    2,268.10x = 5,756,778.02
  5. Step 5: Solve for x
    x = 5,756,778.02/2,268.10
  6. Step 6: Final answer
    x = 2,538.15

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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.