Home / 9,274.38-13,911.57-3,424.16

Finding the Fourth Proportional to 9,274.38, 13,911.57 and 3,424.16

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Solution

The fourth proportional to 9,274.38, 13,911.57 and 3,424.16 is: 5,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.38 : 13,911.57 = 3,424.16 : x
  2. Step 2: Convert to fraction form
    9,274.38/13,911.57 = 3,424.16/x
  3. Step 3: Cross multiply
    9,274.38x = 13,911.57 × 3,424.16
  4. Step 4: Simplify right side
    9,274.38x = 47,635,371.97
  5. Step 5: Solve for x
    x = 47,635,371.97/9,274.38
  6. Step 6: Final answer
    x = 5,136.23

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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.