Home / 3,089.31-4,265.24-2,757.17

Finding the Fourth Proportional to 3,089.31, 4,265.24 and 2,757.17

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Solution

The fourth proportional to 3,089.31, 4,265.24 and 2,757.17 is: 3,806.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.31 : 4,265.24 = 2,757.17 : x
  2. Step 2: Convert to fraction form
    3,089.31/4,265.24 = 2,757.17/x
  3. Step 3: Cross multiply
    3,089.31x = 4,265.24 × 2,757.17
  4. Step 4: Simplify right side
    3,089.31x = 11,759,956.66
  5. Step 5: Solve for x
    x = 11,759,956.66/3,089.31
  6. Step 6: Final answer
    x = 3,806.66

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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.