Home / 3,932.83-5,424.26-2,439.93

Finding the Fourth Proportional to 3,932.83, 5,424.26 and 2,439.93

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Solution

The fourth proportional to 3,932.83, 5,424.26 and 2,439.93 is: 3,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.83 : 5,424.26 = 2,439.93 : x
  2. Step 2: Convert to fraction form
    3,932.83/5,424.26 = 2,439.93/x
  3. Step 3: Cross multiply
    3,932.83x = 5,424.26 × 2,439.93
  4. Step 4: Simplify right side
    3,932.83x = 13,234,802.50
  5. Step 5: Solve for x
    x = 13,234,802.50/3,932.83
  6. Step 6: Final answer
    x = 3,365.21

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Why These Related Problems?

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