Home / 2,419.18-3,338.68-1,474.74

Finding the Fourth Proportional to 2,419.18, 3,338.68 and 1,474.74

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Solution

The fourth proportional to 2,419.18, 3,338.68 and 1,474.74 is: 2,035.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.18 : 3,338.68 = 1,474.74 : x
  2. Step 2: Convert to fraction form
    2,419.18/3,338.68 = 1,474.74/x
  3. Step 3: Cross multiply
    2,419.18x = 3,338.68 × 1,474.74
  4. Step 4: Simplify right side
    2,419.18x = 4,923,684.94
  5. Step 5: Solve for x
    x = 4,923,684.94/2,419.18
  6. Step 6: Final answer
    x = 2,035.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.