Home / 9,294.75-13,939.39-2,719.37

Finding the Fourth Proportional to 9,294.75, 13,939.39 and 2,719.37

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Solution

The fourth proportional to 9,294.75, 13,939.39 and 2,719.37 is: 4,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294.75 : 13,939.39 = 2,719.37 : x
  2. Step 2: Convert to fraction form
    9,294.75/13,939.39 = 2,719.37/x
  3. Step 3: Cross multiply
    9,294.75x = 13,939.39 × 2,719.37
  4. Step 4: Simplify right side
    9,294.75x = 37,906,397.23
  5. Step 5: Solve for x
    x = 37,906,397.23/9,294.75
  6. Step 6: Final answer
    x = 4,078.26

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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.