Home / 3,425.60-4,726.40-2,027.84

Finding the Fourth Proportional to 3,425.60, 4,726.40 and 2,027.84

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Solution

The fourth proportional to 3,425.60, 4,726.40 and 2,027.84 is: 2,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.60 : 4,726.40 = 2,027.84 : x
  2. Step 2: Convert to fraction form
    3,425.60/4,726.40 = 2,027.84/x
  3. Step 3: Cross multiply
    3,425.60x = 4,726.40 × 2,027.84
  4. Step 4: Simplify right side
    3,425.60x = 9,584,382.98
  5. Step 5: Solve for x
    x = 9,584,382.98/3,425.60
  6. Step 6: Final answer
    x = 2,797.87

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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.