Home / 5,268.18-7,269.87-3,028.50

Finding the Fourth Proportional to 5,268.18, 7,269.87 and 3,028.50

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Solution

The fourth proportional to 5,268.18, 7,269.87 and 3,028.50 is: 4,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.18 : 7,269.87 = 3,028.50 : x
  2. Step 2: Convert to fraction form
    5,268.18/7,269.87 = 3,028.50/x
  3. Step 3: Cross multiply
    5,268.18x = 7,269.87 × 3,028.50
  4. Step 4: Simplify right side
    5,268.18x = 22,016,801.30
  5. Step 5: Solve for x
    x = 22,016,801.30/5,268.18
  6. Step 6: Final answer
    x = 4,179.20

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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.