Home / 7,736.40-11,596.32-3,571.56

Finding the Fourth Proportional to 7,736.40, 11,596.32 and 3,571.56

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Solution

The fourth proportional to 7,736.40, 11,596.32 and 3,571.56 is: 5,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,736.40 : 11,596.32 = 3,571.56 : x
  2. Step 2: Convert to fraction form
    7,736.40/11,596.32 = 3,571.56/x
  3. Step 3: Cross multiply
    7,736.40x = 11,596.32 × 3,571.56
  4. Step 4: Simplify right side
    7,736.40x = 41,416,952.66
  5. Step 5: Solve for x
    x = 41,416,952.66/7,736.40
  6. Step 6: Final answer
    x = 5,353.52

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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.