Home / 3,724.74-5,138.82-2,606.94

Finding the Fourth Proportional to 3,724.74, 5,138.82 and 2,606.94

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Solution

The fourth proportional to 3,724.74, 5,138.82 and 2,606.94 is: 3,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.74 : 5,138.82 = 2,606.94 : x
  2. Step 2: Convert to fraction form
    3,724.74/5,138.82 = 2,606.94/x
  3. Step 3: Cross multiply
    3,724.74x = 5,138.82 × 2,606.94
  4. Step 4: Simplify right side
    3,724.74x = 13,396,595.41
  5. Step 5: Solve for x
    x = 13,396,595.41/3,724.74
  6. Step 6: Final answer
    x = 3,596.65

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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.