Home / 3,958.22-5,460.05-2,560.97

Finding the Fourth Proportional to 3,958.22, 5,460.05 and 2,560.97

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Solution

The fourth proportional to 3,958.22, 5,460.05 and 2,560.97 is: 3,532.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.22 : 5,460.05 = 2,560.97 : x
  2. Step 2: Convert to fraction form
    3,958.22/5,460.05 = 2,560.97/x
  3. Step 3: Cross multiply
    3,958.22x = 5,460.05 × 2,560.97
  4. Step 4: Simplify right side
    3,958.22x = 13,982,984.14
  5. Step 5: Solve for x
    x = 13,982,984.14/3,958.22
  6. Step 6: Final answer
    x = 3,532.65

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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.