Home / 3,418.92-4,717.08-2,092.32

Finding the Fourth Proportional to 3,418.92, 4,717.08 and 2,092.32

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Solution

The fourth proportional to 3,418.92, 4,717.08 and 2,092.32 is: 2,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.92 : 4,717.08 = 2,092.32 : x
  2. Step 2: Convert to fraction form
    3,418.92/4,717.08 = 2,092.32/x
  3. Step 3: Cross multiply
    3,418.92x = 4,717.08 × 2,092.32
  4. Step 4: Simplify right side
    3,418.92x = 9,869,640.83
  5. Step 5: Solve for x
    x = 9,869,640.83/3,418.92
  6. Step 6: Final answer
    x = 2,886.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.