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Finding the Fourth Proportional to 2,234.54, 3,352.94 and 919.26

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Solution

The fourth proportional to 2,234.54, 3,352.94 and 919.26 is: 1,379.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,234.54 : 3,352.94 = 919.26 : x
  2. Step 2: Convert to fraction form
    2,234.54/3,352.94 = 919.26/x
  3. Step 3: Cross multiply
    2,234.54x = 3,352.94 × 919.26
  4. Step 4: Simplify right side
    2,234.54x = 3,082,223.62
  5. Step 5: Solve for x
    x = 3,082,223.62/2,234.54
  6. Step 6: Final answer
    x = 1,379.35

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1.5x scale

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.