Home / 7,660.60-11,490.97-2,395.85

Finding the Fourth Proportional to 7,660.60, 11,490.97 and 2,395.85

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Solution

The fourth proportional to 7,660.60, 11,490.97 and 2,395.85 is: 3,593.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.60 : 11,490.97 = 2,395.85 : x
  2. Step 2: Convert to fraction form
    7,660.60/11,490.97 = 2,395.85/x
  3. Step 3: Cross multiply
    7,660.60x = 11,490.97 × 2,395.85
  4. Step 4: Simplify right side
    7,660.60x = 27,530,629.11
  5. Step 5: Solve for x
    x = 27,530,629.11/7,660.60
  6. Step 6: Final answer
    x = 3,593.80

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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.