Home / 5,239.10-7,856.15-2,463.44

Finding the Fourth Proportional to 5,239.10, 7,856.15 and 2,463.44

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Solution

The fourth proportional to 5,239.10, 7,856.15 and 2,463.44 is: 3,693.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.10 : 7,856.15 = 2,463.44 : x
  2. Step 2: Convert to fraction form
    5,239.10/7,856.15 = 2,463.44/x
  3. Step 3: Cross multiply
    5,239.10x = 7,856.15 × 2,463.44
  4. Step 4: Simplify right side
    5,239.10x = 19,353,102.56
  5. Step 5: Solve for x
    x = 19,353,102.56/5,239.10
  6. Step 6: Final answer
    x = 3,693.97

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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.