Home / 9,291.38-13,937.09-2,717.64

Finding the Fourth Proportional to 9,291.38, 13,937.09 and 2,717.64

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Solution

The fourth proportional to 9,291.38, 13,937.09 and 2,717.64 is: 4,076.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.38 : 13,937.09 = 2,717.64 : x
  2. Step 2: Convert to fraction form
    9,291.38/13,937.09 = 2,717.64/x
  3. Step 3: Cross multiply
    9,291.38x = 13,937.09 × 2,717.64
  4. Step 4: Simplify right side
    9,291.38x = 37,875,979.68
  5. Step 5: Solve for x
    x = 37,875,979.68/9,291.38
  6. Step 6: Final answer
    x = 4,076.47

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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.