Home / 3,932.62-5,427.71-2,360.81

Finding the Fourth Proportional to 3,932.62, 5,427.71 and 2,360.81

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Solution

The fourth proportional to 3,932.62, 5,427.71 and 2,360.81 is: 3,258.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.62 : 5,427.71 = 2,360.81 : x
  2. Step 2: Convert to fraction form
    3,932.62/5,427.71 = 2,360.81/x
  3. Step 3: Cross multiply
    3,932.62x = 5,427.71 × 2,360.81
  4. Step 4: Simplify right side
    3,932.62x = 12,813,802.66
  5. Step 5: Solve for x
    x = 12,813,802.66/3,932.62
  6. Step 6: Final answer
    x = 3,258.34

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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.