Home / 3,211.08-4,432.58-2,092.97

Finding the Fourth Proportional to 3,211.08, 4,432.58 and 2,092.97

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Solution

The fourth proportional to 3,211.08, 4,432.58 and 2,092.97 is: 2,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.08 : 4,432.58 = 2,092.97 : x
  2. Step 2: Convert to fraction form
    3,211.08/4,432.58 = 2,092.97/x
  3. Step 3: Cross multiply
    3,211.08x = 4,432.58 × 2,092.97
  4. Step 4: Simplify right side
    3,211.08x = 9,277,224.33
  5. Step 5: Solve for x
    x = 9,277,224.33/3,211.08
  6. Step 6: Final answer
    x = 2,889.13

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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.