Home / 3,374.12-5,060.64-1,912.52

Finding the Fourth Proportional to 3,374.12, 5,060.64 and 1,912.52

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Solution

The fourth proportional to 3,374.12, 5,060.64 and 1,912.52 is: 2,868.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374.12 : 5,060.64 = 1,912.52 : x
  2. Step 2: Convert to fraction form
    3,374.12/5,060.64 = 1,912.52/x
  3. Step 3: Cross multiply
    3,374.12x = 5,060.64 × 1,912.52
  4. Step 4: Simplify right side
    3,374.12x = 9,678,575.21
  5. Step 5: Solve for x
    x = 9,678,575.21/3,374.12
  6. Step 6: Final answer
    x = 2,868.47

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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.