Home / 11,052.28-16,552.88-6,660.04

Finding the Fourth Proportional to 11,052.28, 16,552.88 and 6,660.04

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Solution

The fourth proportional to 11,052.28, 16,552.88 and 6,660.04 is: 9,974.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,052.28 : 16,552.88 = 6,660.04 : x
  2. Step 2: Convert to fraction form
    11,052.28/16,552.88 = 6,660.04/x
  3. Step 3: Cross multiply
    11,052.28x = 16,552.88 × 6,660.04
  4. Step 4: Simplify right side
    11,052.28x = 110,242,842.92
  5. Step 5: Solve for x
    x = 110,242,842.92/11,052.28
  6. Step 6: Final answer
    x = 9,974.67

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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.