Home / 10,257.03-15,381.90-3,234.94

Finding the Fourth Proportional to 10,257.03, 15,381.90 and 3,234.94

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Solution

The fourth proportional to 10,257.03, 15,381.90 and 3,234.94 is: 4,851.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.03 : 15,381.90 = 3,234.94 : x
  2. Step 2: Convert to fraction form
    10,257.03/15,381.90 = 3,234.94/x
  3. Step 3: Cross multiply
    10,257.03x = 15,381.90 × 3,234.94
  4. Step 4: Simplify right side
    10,257.03x = 49,759,485.13
  5. Step 5: Solve for x
    x = 49,759,485.13/10,257.03
  6. Step 6: Final answer
    x = 4,851.26

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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.