Home / 3,576.31-4,935.24-1,982.95

Finding the Fourth Proportional to 3,576.31, 4,935.24 and 1,982.95

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Solution

The fourth proportional to 3,576.31, 4,935.24 and 1,982.95 is: 2,736.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.31 : 4,935.24 = 1,982.95 : x
  2. Step 2: Convert to fraction form
    3,576.31/4,935.24 = 1,982.95/x
  3. Step 3: Cross multiply
    3,576.31x = 4,935.24 × 1,982.95
  4. Step 4: Simplify right side
    3,576.31x = 9,786,309.48
  5. Step 5: Solve for x
    x = 9,786,309.48/3,576.31
  6. Step 6: Final answer
    x = 2,736.43

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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.