Home / 2,342.92-3,512.64-1,418.27

Finding the Fourth Proportional to 2,342.92, 3,512.64 and 1,418.27

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Solution

The fourth proportional to 2,342.92, 3,512.64 and 1,418.27 is: 2,126.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.92 : 3,512.64 = 1,418.27 : x
  2. Step 2: Convert to fraction form
    2,342.92/3,512.64 = 1,418.27/x
  3. Step 3: Cross multiply
    2,342.92x = 3,512.64 × 1,418.27
  4. Step 4: Simplify right side
    2,342.92x = 4,981,880.71
  5. Step 5: Solve for x
    x = 4,981,880.71/2,342.92
  6. Step 6: Final answer
    x = 2,126.36

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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.