Home / 2,267.25-3,400.30-623.71

Finding the Fourth Proportional to 2,267.25, 3,400.30 and 623.71

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Solution

The fourth proportional to 2,267.25, 3,400.30 and 623.71 is: 935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.25 : 3,400.30 = 623.71 : x
  2. Step 2: Convert to fraction form
    2,267.25/3,400.30 = 623.71/x
  3. Step 3: Cross multiply
    2,267.25x = 3,400.30 × 623.71
  4. Step 4: Simplify right side
    2,267.25x = 2,120,801.11
  5. Step 5: Solve for x
    x = 2,120,801.11/2,267.25
  6. Step 6: Final answer
    x = 935.41

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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.