Home / 11,247.66-16,881.78-5,704.83

Finding the Fourth Proportional to 11,247.66, 16,881.78 and 5,704.83

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Solution

The fourth proportional to 11,247.66, 16,881.78 and 5,704.83 is: 8,562.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.66 : 16,881.78 = 5,704.83 : x
  2. Step 2: Convert to fraction form
    11,247.66/16,881.78 = 5,704.83/x
  3. Step 3: Cross multiply
    11,247.66x = 16,881.78 × 5,704.83
  4. Step 4: Simplify right side
    11,247.66x = 96,307,685.00
  5. Step 5: Solve for x
    x = 96,307,685.00/11,247.66
  6. Step 6: Final answer
    x = 8,562.46

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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.