Home / 11,247.16-16,881.04-5,704.34

Finding the Fourth Proportional to 11,247.16, 16,881.04 and 5,704.34

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Solution

The fourth proportional to 11,247.16, 16,881.04 and 5,704.34 is: 8,561.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.16 : 16,881.04 = 5,704.34 : x
  2. Step 2: Convert to fraction form
    11,247.16/16,881.04 = 5,704.34/x
  3. Step 3: Cross multiply
    11,247.16x = 16,881.04 × 5,704.34
  4. Step 4: Simplify right side
    11,247.16x = 96,295,191.71
  5. Step 5: Solve for x
    x = 96,295,191.71/11,247.16
  6. Step 6: Final answer
    x = 8,561.73

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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.