Home / 7,343.36-11,016.64-2,960.80

Finding the Fourth Proportional to 7,343.36, 11,016.64 and 2,960.80

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Solution

The fourth proportional to 7,343.36, 11,016.64 and 2,960.80 is: 4,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343.36 : 11,016.64 = 2,960.80 : x
  2. Step 2: Convert to fraction form
    7,343.36/11,016.64 = 2,960.80/x
  3. Step 3: Cross multiply
    7,343.36x = 11,016.64 × 2,960.80
  4. Step 4: Simplify right side
    7,343.36x = 32,618,067.71
  5. Step 5: Solve for x
    x = 32,618,067.71/7,343.36
  6. Step 6: Final answer
    x = 4,441.85

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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.