Home / 2,982.44-4,472.80-1,519.58

Finding the Fourth Proportional to 2,982.44, 4,472.80 and 1,519.58

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Solution

The fourth proportional to 2,982.44, 4,472.80 and 1,519.58 is: 2,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.44 : 4,472.80 = 1,519.58 : x
  2. Step 2: Convert to fraction form
    2,982.44/4,472.80 = 1,519.58/x
  3. Step 3: Cross multiply
    2,982.44x = 4,472.80 × 1,519.58
  4. Step 4: Simplify right side
    2,982.44x = 6,796,777.42
  5. Step 5: Solve for x
    x = 6,796,777.42/2,982.44
  6. Step 6: Final answer
    x = 2,278.93

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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.