Home / 10,234.54-15,350.10-2,839.75

Finding the Fourth Proportional to 10,234.54, 15,350.10 and 2,839.75

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Solution

The fourth proportional to 10,234.54, 15,350.10 and 2,839.75 is: 4,259.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.54 : 15,350.10 = 2,839.75 : x
  2. Step 2: Convert to fraction form
    10,234.54/15,350.10 = 2,839.75/x
  3. Step 3: Cross multiply
    10,234.54x = 15,350.10 × 2,839.75
  4. Step 4: Simplify right side
    10,234.54x = 43,590,397.45
  5. Step 5: Solve for x
    x = 43,590,397.45/10,234.54
  6. Step 6: Final answer
    x = 4,259.15

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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.