Home / 3,932.67-5,429.33-2,608.17

Finding the Fourth Proportional to 3,932.67, 5,429.33 and 2,608.17

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Solution

The fourth proportional to 3,932.67, 5,429.33 and 2,608.17 is: 3,600.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.67 : 5,429.33 = 2,608.17 : x
  2. Step 2: Convert to fraction form
    3,932.67/5,429.33 = 2,608.17/x
  3. Step 3: Cross multiply
    3,932.67x = 5,429.33 × 2,608.17
  4. Step 4: Simplify right side
    3,932.67x = 14,160,615.63
  5. Step 5: Solve for x
    x = 14,160,615.63/3,932.67
  6. Step 6: Final answer
    x = 3,600.76

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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.