Home / 10,996.14-15,174.30-6,517.24

Finding the Fourth Proportional to 10,996.14, 15,174.30 and 6,517.24

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Solution

The fourth proportional to 10,996.14, 15,174.30 and 6,517.24 is: 8,993.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.14 : 15,174.30 = 6,517.24 : x
  2. Step 2: Convert to fraction form
    10,996.14/15,174.30 = 6,517.24/x
  3. Step 3: Cross multiply
    10,996.14x = 15,174.30 × 6,517.24
  4. Step 4: Simplify right side
    10,996.14x = 98,894,554.93
  5. Step 5: Solve for x
    x = 98,894,554.93/10,996.14
  6. Step 6: Final answer
    x = 8,993.57

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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.