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Finding the Fourth Proportional to 4,933.26, 7,398.26 and 1,645.46

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Solution

The fourth proportional to 4,933.26, 7,398.26 and 1,645.46 is: 2,467.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,933.26 : 7,398.26 = 1,645.46 : x
  2. Step 2: Convert to fraction form
    4,933.26/7,398.26 = 1,645.46/x
  3. Step 3: Cross multiply
    4,933.26x = 7,398.26 × 1,645.46
  4. Step 4: Simplify right side
    4,933.26x = 12,173,540.90
  5. Step 5: Solve for x
    x = 12,173,540.90/4,933.26
  6. Step 6: Final answer
    x = 2,467.65

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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.