Home / 2,268.20-3,402.48-708.14

Finding the Fourth Proportional to 2,268.20, 3,402.48 and 708.14

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Solution

The fourth proportional to 2,268.20, 3,402.48 and 708.14 is: 1,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.20 : 3,402.48 = 708.14 : x
  2. Step 2: Convert to fraction form
    2,268.20/3,402.48 = 708.14/x
  3. Step 3: Cross multiply
    2,268.20x = 3,402.48 × 708.14
  4. Step 4: Simplify right side
    2,268.20x = 2,409,432.19
  5. Step 5: Solve for x
    x = 2,409,432.19/2,268.20
  6. Step 6: Final answer
    x = 1,062.27

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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.