Home / 2,331.61-3,481.25-2,308.23

Finding the Fourth Proportional to 2,331.61, 3,481.25 and 2,308.23

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Solution

The fourth proportional to 2,331.61, 3,481.25 and 2,308.23 is: 3,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.61 : 3,481.25 = 2,308.23 : x
  2. Step 2: Convert to fraction form
    2,331.61/3,481.25 = 2,308.23/x
  3. Step 3: Cross multiply
    2,331.61x = 3,481.25 × 2,308.23
  4. Step 4: Simplify right side
    2,331.61x = 8,035,514.15
  5. Step 5: Solve for x
    x = 8,035,514.15/2,331.61
  6. Step 6: Final answer
    x = 3,446.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.