Home / 5,313.96-7,970.89-3,234.56

Finding the Fourth Proportional to 5,313.96, 7,970.89 and 3,234.56

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Solution

The fourth proportional to 5,313.96, 7,970.89 and 3,234.56 is: 4,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.96 : 7,970.89 = 3,234.56 : x
  2. Step 2: Convert to fraction form
    5,313.96/7,970.89 = 3,234.56/x
  3. Step 3: Cross multiply
    5,313.96x = 7,970.89 × 3,234.56
  4. Step 4: Simplify right side
    5,313.96x = 25,782,321.96
  5. Step 5: Solve for x
    x = 25,782,321.96/5,313.96
  6. Step 6: Final answer
    x = 4,851.81

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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.