Home / 5,234.42-7,223.24-2,876.65

Finding the Fourth Proportional to 5,234.42, 7,223.24 and 2,876.65

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Solution

The fourth proportional to 5,234.42, 7,223.24 and 2,876.65 is: 3,969.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,234.42 : 7,223.24 = 2,876.65 : x
  2. Step 2: Convert to fraction form
    5,234.42/7,223.24 = 2,876.65/x
  3. Step 3: Cross multiply
    5,234.42x = 7,223.24 × 2,876.65
  4. Step 4: Simplify right side
    5,234.42x = 20,778,722.48
  5. Step 5: Solve for x
    x = 20,778,722.48/5,234.42
  6. Step 6: Final answer
    x = 3,969.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.