Home / 5,268.18-7,902.27-1,372.58

Finding the Fourth Proportional to 5,268.18, 7,902.27 and 1,372.58

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Solution

The fourth proportional to 5,268.18, 7,902.27 and 1,372.58 is: 2,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.18 : 7,902.27 = 1,372.58 : x
  2. Step 2: Convert to fraction form
    5,268.18/7,902.27 = 1,372.58/x
  3. Step 3: Cross multiply
    5,268.18x = 7,902.27 × 1,372.58
  4. Step 4: Simplify right side
    5,268.18x = 10,846,458.25
  5. Step 5: Solve for x
    x = 10,846,458.25/5,268.18
  6. Step 6: Final answer
    x = 2,058.86

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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.