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Finding the Fourth Proportional to 3,595.89, 4,961.99 and 2,652.20

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Solution

The fourth proportional to 3,595.89, 4,961.99 and 2,652.20 is: 3,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595.89 : 4,961.99 = 2,652.20 : x
  2. Step 2: Convert to fraction form
    3,595.89/4,961.99 = 2,652.20/x
  3. Step 3: Cross multiply
    3,595.89x = 4,961.99 × 2,652.20
  4. Step 4: Simplify right side
    3,595.89x = 13,160,171.70
  5. Step 5: Solve for x
    x = 13,160,171.70/3,595.89
  6. Step 6: Final answer
    x = 3,659.78

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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.