Home / 2,835.20-4,252.80-2,258.56

Finding the Fourth Proportional to 2,835.20, 4,252.80 and 2,258.56

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Solution

The fourth proportional to 2,835.20, 4,252.80 and 2,258.56 is: 3,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.20 : 4,252.80 = 2,258.56 : x
  2. Step 2: Convert to fraction form
    2,835.20/4,252.80 = 2,258.56/x
  3. Step 3: Cross multiply
    2,835.20x = 4,252.80 × 2,258.56
  4. Step 4: Simplify right side
    2,835.20x = 9,605,203.97
  5. Step 5: Solve for x
    x = 9,605,203.97/2,835.20
  6. Step 6: Final answer
    x = 3,387.84

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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.