Home / 7,728.54-11,596.41-3,348.78

Finding the Fourth Proportional to 7,728.54, 11,596.41 and 3,348.78

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Solution

The fourth proportional to 7,728.54, 11,596.41 and 3,348.78 is: 5,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,728.54 : 11,596.41 = 3,348.78 : x
  2. Step 2: Convert to fraction form
    7,728.54/11,596.41 = 3,348.78/x
  3. Step 3: Cross multiply
    7,728.54x = 11,596.41 × 3,348.78
  4. Step 4: Simplify right side
    7,728.54x = 38,833,825.88
  5. Step 5: Solve for x
    x = 38,833,825.88/7,728.54
  6. Step 6: Final answer
    x = 5,024.73

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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.