Home / 3,718.24-5,571.44-1,963.18

Finding the Fourth Proportional to 3,718.24, 5,571.44 and 1,963.18

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Solution

The fourth proportional to 3,718.24, 5,571.44 and 1,963.18 is: 2,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718.24 : 5,571.44 = 1,963.18 : x
  2. Step 2: Convert to fraction form
    3,718.24/5,571.44 = 1,963.18/x
  3. Step 3: Cross multiply
    3,718.24x = 5,571.44 × 1,963.18
  4. Step 4: Simplify right side
    3,718.24x = 10,937,739.58
  5. Step 5: Solve for x
    x = 10,937,739.58/3,718.24
  6. Step 6: Final answer
    x = 2,941.64

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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.