Home / 10,353.19-15,517.33-3,775.79

Finding the Fourth Proportional to 10,353.19, 15,517.33 and 3,775.79

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Solution

The fourth proportional to 10,353.19, 15,517.33 and 3,775.79 is: 5,659.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.19 : 15,517.33 = 3,775.79 : x
  2. Step 2: Convert to fraction form
    10,353.19/15,517.33 = 3,775.79/x
  3. Step 3: Cross multiply
    10,353.19x = 15,517.33 × 3,775.79
  4. Step 4: Simplify right side
    10,353.19x = 58,590,179.44
  5. Step 5: Solve for x
    x = 58,590,179.44/10,353.19
  6. Step 6: Final answer
    x = 5,659.14

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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.