Home / 3,373.82-5,060.80-1,815.10

Finding the Fourth Proportional to 3,373.82, 5,060.80 and 1,815.10

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Solution

The fourth proportional to 3,373.82, 5,060.80 and 1,815.10 is: 2,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.82 : 5,060.80 = 1,815.10 : x
  2. Step 2: Convert to fraction form
    3,373.82/5,060.80 = 1,815.10/x
  3. Step 3: Cross multiply
    3,373.82x = 5,060.80 × 1,815.10
  4. Step 4: Simplify right side
    3,373.82x = 9,185,858.08
  5. Step 5: Solve for x
    x = 9,185,858.08/3,373.82
  6. Step 6: Final answer
    x = 2,722.69

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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.