Home / 11,089.20-16,632.68-3,302.96

Finding the Fourth Proportional to 11,089.20, 16,632.68 and 3,302.96

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Solution

The fourth proportional to 11,089.20, 16,632.68 and 3,302.96 is: 4,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.20 : 16,632.68 = 3,302.96 : x
  2. Step 2: Convert to fraction form
    11,089.20/16,632.68 = 3,302.96/x
  3. Step 3: Cross multiply
    11,089.20x = 16,632.68 × 3,302.96
  4. Step 4: Simplify right side
    11,089.20x = 54,937,076.73
  5. Step 5: Solve for x
    x = 54,937,076.73/11,089.20
  6. Step 6: Final answer
    x = 4,954.11

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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.