Home / 3,418.49-4,717.61-2,223.94

Finding the Fourth Proportional to 3,418.49, 4,717.61 and 2,223.94

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Solution

The fourth proportional to 3,418.49, 4,717.61 and 2,223.94 is: 3,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.49 : 4,717.61 = 2,223.94 : x
  2. Step 2: Convert to fraction form
    3,418.49/4,717.61 = 2,223.94/x
  3. Step 3: Cross multiply
    3,418.49x = 4,717.61 × 2,223.94
  4. Step 4: Simplify right side
    3,418.49x = 10,491,681.58
  5. Step 5: Solve for x
    x = 10,491,681.58/3,418.49
  6. Step 6: Final answer
    x = 3,069.10

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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.