Home / 2,267.16-3,400.84-623.72

Finding the Fourth Proportional to 2,267.16, 3,400.84 and 623.72

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Solution

The fourth proportional to 2,267.16, 3,400.84 and 623.72 is: 935.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.16 : 3,400.84 = 623.72 : x
  2. Step 2: Convert to fraction form
    2,267.16/3,400.84 = 623.72/x
  3. Step 3: Cross multiply
    2,267.16x = 3,400.84 × 623.72
  4. Step 4: Simplify right side
    2,267.16x = 2,121,171.92
  5. Step 5: Solve for x
    x = 2,121,171.92/2,267.16
  6. Step 6: Final answer
    x = 935.61

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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.