Home / 2,268.12-3,402.19-624.75

Finding the Fourth Proportional to 2,268.12, 3,402.19 and 624.75

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Solution

The fourth proportional to 2,268.12, 3,402.19 and 624.75 is: 937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.12 : 3,402.19 = 624.75 : x
  2. Step 2: Convert to fraction form
    2,268.12/3,402.19 = 624.75/x
  3. Step 3: Cross multiply
    2,268.12x = 3,402.19 × 624.75
  4. Step 4: Simplify right side
    2,268.12x = 2,125,528.27
  5. Step 5: Solve for x
    x = 2,125,528.27/2,268.12
  6. Step 6: Final answer
    x = 937.13

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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.