Home / 5,234.25-7,851.30-2,458.98

Finding the Fourth Proportional to 5,234.25, 7,851.30 and 2,458.98

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Solution

The fourth proportional to 5,234.25, 7,851.30 and 2,458.98 is: 3,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.25 : 7,851.30 = 2,458.98 : x
  2. Step 2: Convert to fraction form
    5,234.25/7,851.30 = 2,458.98/x
  3. Step 3: Cross multiply
    5,234.25x = 7,851.30 × 2,458.98
  4. Step 4: Simplify right side
    5,234.25x = 19,306,189.67
  5. Step 5: Solve for x
    x = 19,306,189.67/5,234.25
  6. Step 6: Final answer
    x = 3,688.43

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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.