Home / 10,375.20-15,564.15-3,353.49

Finding the Fourth Proportional to 10,375.20, 15,564.15 and 3,353.49

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Solution

The fourth proportional to 10,375.20, 15,564.15 and 3,353.49 is: 5,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.20 : 15,564.15 = 3,353.49 : x
  2. Step 2: Convert to fraction form
    10,375.20/15,564.15 = 3,353.49/x
  3. Step 3: Cross multiply
    10,375.20x = 15,564.15 × 3,353.49
  4. Step 4: Simplify right side
    10,375.20x = 52,194,221.38
  5. Step 5: Solve for x
    x = 52,194,221.38/10,375.20
  6. Step 6: Final answer
    x = 5,030.67

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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.