Home / 3,418.35-4,717.23-2,092.05

Finding the Fourth Proportional to 3,418.35, 4,717.23 and 2,092.05

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Solution

The fourth proportional to 3,418.35, 4,717.23 and 2,092.05 is: 2,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.35 : 4,717.23 = 2,092.05 : x
  2. Step 2: Convert to fraction form
    3,418.35/4,717.23 = 2,092.05/x
  3. Step 3: Cross multiply
    3,418.35x = 4,717.23 × 2,092.05
  4. Step 4: Simplify right side
    3,418.35x = 9,868,681.02
  5. Step 5: Solve for x
    x = 9,868,681.02/3,418.35
  6. Step 6: Final answer
    x = 2,886.97

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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.