Home / 3,360.54-4,637.61-1,868.43

Finding the Fourth Proportional to 3,360.54, 4,637.61 and 1,868.43

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Solution

The fourth proportional to 3,360.54, 4,637.61 and 1,868.43 is: 2,578.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.54 : 4,637.61 = 1,868.43 : x
  2. Step 2: Convert to fraction form
    3,360.54/4,637.61 = 1,868.43/x
  3. Step 3: Cross multiply
    3,360.54x = 4,637.61 × 1,868.43
  4. Step 4: Simplify right side
    3,360.54x = 8,665,049.65
  5. Step 5: Solve for x
    x = 8,665,049.65/3,360.54
  6. Step 6: Final answer
    x = 2,578.47

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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.