Home / 4,276.62-6,414.39-1,681.38

Finding the Fourth Proportional to 4,276.62, 6,414.39 and 1,681.38

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Solution

The fourth proportional to 4,276.62, 6,414.39 and 1,681.38 is: 2,521.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.62 : 6,414.39 = 1,681.38 : x
  2. Step 2: Convert to fraction form
    4,276.62/6,414.39 = 1,681.38/x
  3. Step 3: Cross multiply
    4,276.62x = 6,414.39 × 1,681.38
  4. Step 4: Simplify right side
    4,276.62x = 10,785,027.06
  5. Step 5: Solve for x
    x = 10,785,027.06/4,276.62
  6. Step 6: Final answer
    x = 2,521.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.