Home / 9,517.99-13,134.85-5,269.34

Finding the Fourth Proportional to 9,517.99, 13,134.85 and 5,269.34

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Solution

The fourth proportional to 9,517.99, 13,134.85 and 5,269.34 is: 7,271.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.99 : 13,134.85 = 5,269.34 : x
  2. Step 2: Convert to fraction form
    9,517.99/13,134.85 = 5,269.34/x
  3. Step 3: Cross multiply
    9,517.99x = 13,134.85 × 5,269.34
  4. Step 4: Simplify right side
    9,517.99x = 69,211,990.50
  5. Step 5: Solve for x
    x = 69,211,990.50/9,517.99
  6. Step 6: Final answer
    x = 7,271.70

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Similar ratio
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1.5x scale

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.