Home / 8,961.97-13,443.27-2,388.17

Finding the Fourth Proportional to 8,961.97, 13,443.27 and 2,388.17

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Solution

The fourth proportional to 8,961.97, 13,443.27 and 2,388.17 is: 3,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961.97 : 13,443.27 = 2,388.17 : x
  2. Step 2: Convert to fraction form
    8,961.97/13,443.27 = 2,388.17/x
  3. Step 3: Cross multiply
    8,961.97x = 13,443.27 × 2,388.17
  4. Step 4: Simplify right side
    8,961.97x = 32,104,788.36
  5. Step 5: Solve for x
    x = 32,104,788.36/8,961.97
  6. Step 6: Final answer
    x = 3,582.34

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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.