Home / 6,302.32-9,453.78-2,142.52

Finding the Fourth Proportional to 6,302.32, 9,453.78 and 2,142.52

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Solution

The fourth proportional to 6,302.32, 9,453.78 and 2,142.52 is: 3,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,302.32 : 9,453.78 = 2,142.52 : x
  2. Step 2: Convert to fraction form
    6,302.32/9,453.78 = 2,142.52/x
  3. Step 3: Cross multiply
    6,302.32x = 9,453.78 × 2,142.52
  4. Step 4: Simplify right side
    6,302.32x = 20,254,912.73
  5. Step 5: Solve for x
    x = 20,254,912.73/6,302.32
  6. Step 6: Final answer
    x = 3,213.88

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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.