Home / 5,441.37-7,508.94-3,172.56

Finding the Fourth Proportional to 5,441.37, 7,508.94 and 3,172.56

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Solution

The fourth proportional to 5,441.37, 7,508.94 and 3,172.56 is: 4,378.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.37 : 7,508.94 = 3,172.56 : x
  2. Step 2: Convert to fraction form
    5,441.37/7,508.94 = 3,172.56/x
  3. Step 3: Cross multiply
    5,441.37x = 7,508.94 × 3,172.56
  4. Step 4: Simplify right side
    5,441.37x = 23,822,562.69
  5. Step 5: Solve for x
    x = 23,822,562.69/5,441.37
  6. Step 6: Final answer
    x = 4,378.04

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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.