Home / 3,418.56-4,718.40-2,022.24

Finding the Fourth Proportional to 3,418.56, 4,718.40 and 2,022.24

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Solution

The fourth proportional to 3,418.56, 4,718.40 and 2,022.24 is: 2,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.56 : 4,718.40 = 2,022.24 : x
  2. Step 2: Convert to fraction form
    3,418.56/4,718.40 = 2,022.24/x
  3. Step 3: Cross multiply
    3,418.56x = 4,718.40 × 2,022.24
  4. Step 4: Simplify right side
    3,418.56x = 9,541,737.22
  5. Step 5: Solve for x
    x = 9,541,737.22/3,418.56
  6. Step 6: Final answer
    x = 2,791.16

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1.5x scale

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.