Home / 2,659.38-3,676.98-2,331.30

Finding the Fourth Proportional to 2,659.38, 3,676.98 and 2,331.30

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Solution

The fourth proportional to 2,659.38, 3,676.98 and 2,331.30 is: 3,223.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.38 : 3,676.98 = 2,331.30 : x
  2. Step 2: Convert to fraction form
    2,659.38/3,676.98 = 2,331.30/x
  3. Step 3: Cross multiply
    2,659.38x = 3,676.98 × 2,331.30
  4. Step 4: Simplify right side
    2,659.38x = 8,572,143.47
  5. Step 5: Solve for x
    x = 8,572,143.47/2,659.38
  6. Step 6: Final answer
    x = 3,223.36

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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.