Home / 3,576.66-4,935.76-1,983.42

Finding the Fourth Proportional to 3,576.66, 4,935.76 and 1,983.42

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Solution

The fourth proportional to 3,576.66, 4,935.76 and 1,983.42 is: 2,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.66 : 4,935.76 = 1,983.42 : x
  2. Step 2: Convert to fraction form
    3,576.66/4,935.76 = 1,983.42/x
  3. Step 3: Cross multiply
    3,576.66x = 4,935.76 × 1,983.42
  4. Step 4: Simplify right side
    3,576.66x = 9,789,685.10
  5. Step 5: Solve for x
    x = 9,789,685.10/3,576.66
  6. Step 6: Final answer
    x = 2,737.10

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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.