Home / 5,211-7,194.96-3,351.24

Finding the Fourth Proportional to 5,211, 7,194.96 and 3,351.24

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Solution

The fourth proportional to 5,211, 7,194.96 and 3,351.24 is: 4,627.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211 : 7,194.96 = 3,351.24 : x
  2. Step 2: Convert to fraction form
    5,211/7,194.96 = 3,351.24/x
  3. Step 3: Cross multiply
    5,211x = 7,194.96 × 3,351.24
  4. Step 4: Simplify right side
    5,211x = 24,112,037.75
  5. Step 5: Solve for x
    x = 24,112,037.75/5,211
  6. Step 6: Final answer
    x = 4,627.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.