Home / 3,516.92-5,274.16-1,959.28

Finding the Fourth Proportional to 3,516.92, 5,274.16 and 1,959.28

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Solution

The fourth proportional to 3,516.92, 5,274.16 and 1,959.28 is: 2,938.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.92 : 5,274.16 = 1,959.28 : x
  2. Step 2: Convert to fraction form
    3,516.92/5,274.16 = 1,959.28/x
  3. Step 3: Cross multiply
    3,516.92x = 5,274.16 × 1,959.28
  4. Step 4: Simplify right side
    3,516.92x = 10,333,556.20
  5. Step 5: Solve for x
    x = 10,333,556.20/3,516.92
  6. Step 6: Final answer
    x = 2,938.24

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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.