Home / 9,314.38-13,971.93-2,388.88

Finding the Fourth Proportional to 9,314.38, 13,971.93 and 2,388.88

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Solution

The fourth proportional to 9,314.38, 13,971.93 and 2,388.88 is: 3,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,314.38 : 13,971.93 = 2,388.88 : x
  2. Step 2: Convert to fraction form
    9,314.38/13,971.93 = 2,388.88/x
  3. Step 3: Cross multiply
    9,314.38x = 13,971.93 × 2,388.88
  4. Step 4: Simplify right side
    9,314.38x = 33,377,264.14
  5. Step 5: Solve for x
    x = 33,377,264.14/9,314.38
  6. Step 6: Final answer
    x = 3,583.41

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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.