Home / 11,000.11-15,180.23-5,964.36

Finding the Fourth Proportional to 11,000.11, 15,180.23 and 5,964.36

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Solution

The fourth proportional to 11,000.11, 15,180.23 and 5,964.36 is: 8,230.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.11 : 15,180.23 = 5,964.36 : x
  2. Step 2: Convert to fraction form
    11,000.11/15,180.23 = 5,964.36/x
  3. Step 3: Cross multiply
    11,000.11x = 15,180.23 × 5,964.36
  4. Step 4: Simplify right side
    11,000.11x = 90,540,356.60
  5. Step 5: Solve for x
    x = 90,540,356.60/11,000.11
  6. Step 6: Final answer
    x = 8,230.86

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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.