Home / 8,836.85-13,253.22-3,903.80

Finding the Fourth Proportional to 8,836.85, 13,253.22 and 3,903.80

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Solution

The fourth proportional to 8,836.85, 13,253.22 and 3,903.80 is: 5,854.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.85 : 13,253.22 = 3,903.80 : x
  2. Step 2: Convert to fraction form
    8,836.85/13,253.22 = 3,903.80/x
  3. Step 3: Cross multiply
    8,836.85x = 13,253.22 × 3,903.80
  4. Step 4: Simplify right side
    8,836.85x = 51,737,853.97
  5. Step 5: Solve for x
    x = 51,737,853.97/8,836.85
  6. Step 6: Final answer
    x = 5,854.79

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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.