Home / 3,373.20-5,053.56-2,828.88

Finding the Fourth Proportional to 3,373.20, 5,053.56 and 2,828.88

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Solution

The fourth proportional to 3,373.20, 5,053.56 and 2,828.88 is: 4,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.20 : 5,053.56 = 2,828.88 : x
  2. Step 2: Convert to fraction form
    3,373.20/5,053.56 = 2,828.88/x
  3. Step 3: Cross multiply
    3,373.20x = 5,053.56 × 2,828.88
  4. Step 4: Simplify right side
    3,373.20x = 14,295,914.81
  5. Step 5: Solve for x
    x = 14,295,914.81/3,373.20
  6. Step 6: Final answer
    x = 4,238.09

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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.