Home / 3,576.52-4,935.90-2,180.08

Finding the Fourth Proportional to 3,576.52, 4,935.90 and 2,180.08

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Solution

The fourth proportional to 3,576.52, 4,935.90 and 2,180.08 is: 3,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,576.52 : 4,935.90 = 2,180.08 : x
  2. Step 2: Convert to fraction form
    3,576.52/4,935.90 = 2,180.08/x
  3. Step 3: Cross multiply
    3,576.52x = 4,935.90 × 2,180.08
  4. Step 4: Simplify right side
    3,576.52x = 10,760,656.87
  5. Step 5: Solve for x
    x = 10,760,656.87/3,576.52
  6. Step 6: Final answer
    x = 3,008.69

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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.