Home / 2,622.94-3,934.41-2,491.56

Finding the Fourth Proportional to 2,622.94, 3,934.41 and 2,491.56

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Solution

The fourth proportional to 2,622.94, 3,934.41 and 2,491.56 is: 3,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.94 : 3,934.41 = 2,491.56 : x
  2. Step 2: Convert to fraction form
    2,622.94/3,934.41 = 2,491.56/x
  3. Step 3: Cross multiply
    2,622.94x = 3,934.41 × 2,491.56
  4. Step 4: Simplify right side
    2,622.94x = 9,802,818.58
  5. Step 5: Solve for x
    x = 9,802,818.58/2,622.94
  6. Step 6: Final answer
    x = 3,737.34

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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.