Home / 10,234.42-15,351.62-2,838.88

Finding the Fourth Proportional to 10,234.42, 15,351.62 and 2,838.88

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Solution

The fourth proportional to 10,234.42, 15,351.62 and 2,838.88 is: 4,258.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.42 : 15,351.62 = 2,838.88 : x
  2. Step 2: Convert to fraction form
    10,234.42/15,351.62 = 2,838.88/x
  3. Step 3: Cross multiply
    10,234.42x = 15,351.62 × 2,838.88
  4. Step 4: Simplify right side
    10,234.42x = 43,581,357.04
  5. Step 5: Solve for x
    x = 43,581,357.04/10,234.42
  6. Step 6: Final answer
    x = 4,258.31

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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.