Home / 11,000.12-15,180-5,964.24

Finding the Fourth Proportional to 11,000.12, 15,180 and 5,964.24

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Solution

The fourth proportional to 11,000.12, 15,180 and 5,964.24 is: 8,230.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.12 : 15,180 = 5,964.24 : x
  2. Step 2: Convert to fraction form
    11,000.12/15,180 = 5,964.24/x
  3. Step 3: Cross multiply
    11,000.12x = 15,180 × 5,964.24
  4. Step 4: Simplify right side
    11,000.12x = 90,537,163.20
  5. Step 5: Solve for x
    x = 90,537,163.20/11,000.12
  6. Step 6: Final answer
    x = 8,230.56

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Double scale
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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.