Home / 11,540.16-17,310.09-5,616.12

Finding the Fourth Proportional to 11,540.16, 17,310.09 and 5,616.12

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Solution

The fourth proportional to 11,540.16, 17,310.09 and 5,616.12 is: 8,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.16 : 17,310.09 = 5,616.12 : x
  2. Step 2: Convert to fraction form
    11,540.16/17,310.09 = 5,616.12/x
  3. Step 3: Cross multiply
    11,540.16x = 17,310.09 × 5,616.12
  4. Step 4: Simplify right side
    11,540.16x = 97,215,542.65
  5. Step 5: Solve for x
    x = 97,215,542.65/11,540.16
  6. Step 6: Final answer
    x = 8,424.11

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1.5x scale

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.