Home / 2,621.65-3,933.81-1,744.73

Finding the Fourth Proportional to 2,621.65, 3,933.81 and 1,744.73

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Solution

The fourth proportional to 2,621.65, 3,933.81 and 1,744.73 is: 2,617.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621.65 : 3,933.81 = 1,744.73 : x
  2. Step 2: Convert to fraction form
    2,621.65/3,933.81 = 1,744.73/x
  3. Step 3: Cross multiply
    2,621.65x = 3,933.81 × 1,744.73
  4. Step 4: Simplify right side
    2,621.65x = 6,863,436.32
  5. Step 5: Solve for x
    x = 6,863,436.32/2,621.65
  6. Step 6: Final answer
    x = 2,617.98

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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.