Home / 2,247.12-3,370.68-603.90

Finding the Fourth Proportional to 2,247.12, 3,370.68 and 603.90

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Solution

The fourth proportional to 2,247.12, 3,370.68 and 603.90 is: 905.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.12 : 3,370.68 = 603.90 : x
  2. Step 2: Convert to fraction form
    2,247.12/3,370.68 = 603.90/x
  3. Step 3: Cross multiply
    2,247.12x = 3,370.68 × 603.90
  4. Step 4: Simplify right side
    2,247.12x = 2,035,553.65
  5. Step 5: Solve for x
    x = 2,035,553.65/2,247.12
  6. Step 6: Final answer
    x = 905.85

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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.