Home / 11,247.59-16,865.73-3,748.49

Finding the Fourth Proportional to 11,247.59, 16,865.73 and 3,748.49

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Solution

The fourth proportional to 11,247.59, 16,865.73 and 3,748.49 is: 5,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,247.59 : 16,865.73 = 3,748.49 : x
  2. Step 2: Convert to fraction form
    11,247.59/16,865.73 = 3,748.49/x
  3. Step 3: Cross multiply
    11,247.59x = 16,865.73 × 3,748.49
  4. Step 4: Simplify right side
    11,247.59x = 63,221,083.49
  5. Step 5: Solve for x
    x = 63,221,083.49/11,247.59
  6. Step 6: Final answer
    x = 5,620.85

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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.