Home / 2,237.78-3,357.40-1,612.56

Finding the Fourth Proportional to 2,237.78, 3,357.40 and 1,612.56

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Solution

The fourth proportional to 2,237.78, 3,357.40 and 1,612.56 is: 2,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.78 : 3,357.40 = 1,612.56 : x
  2. Step 2: Convert to fraction form
    2,237.78/3,357.40 = 1,612.56/x
  3. Step 3: Cross multiply
    2,237.78x = 3,357.40 × 1,612.56
  4. Step 4: Simplify right side
    2,237.78x = 5,414,008.94
  5. Step 5: Solve for x
    x = 5,414,008.94/2,237.78
  6. Step 6: Final answer
    x = 2,419.37

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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.