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Finding the Fourth Proportional to 2,233.99, 3,352.49 and 917.98

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Solution

The fourth proportional to 2,233.99, 3,352.49 and 917.98 is: 1,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.99 : 3,352.49 = 917.98 : x
  2. Step 2: Convert to fraction form
    2,233.99/3,352.49 = 917.98/x
  3. Step 3: Cross multiply
    2,233.99x = 3,352.49 × 917.98
  4. Step 4: Simplify right side
    2,233.99x = 3,077,512.68
  5. Step 5: Solve for x
    x = 3,077,512.68/2,233.99
  6. Step 6: Final answer
    x = 1,377.59

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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.