Home / 9,517.80-13,134.27-5,269.04

Finding the Fourth Proportional to 9,517.80, 13,134.27 and 5,269.04

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Solution

The fourth proportional to 9,517.80, 13,134.27 and 5,269.04 is: 7,271.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.80 : 13,134.27 = 5,269.04 : x
  2. Step 2: Convert to fraction form
    9,517.80/13,134.27 = 5,269.04/x
  3. Step 3: Cross multiply
    9,517.80x = 13,134.27 × 5,269.04
  4. Step 4: Simplify right side
    9,517.80x = 69,204,928.33
  5. Step 5: Solve for x
    x = 69,204,928.33/9,517.80
  6. Step 6: Final answer
    x = 7,271.11

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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.