Home / 7,933.60-10,947.96-4,396.80

Finding the Fourth Proportional to 7,933.60, 10,947.96 and 4,396.80

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Solution

The fourth proportional to 7,933.60, 10,947.96 and 4,396.80 is: 6,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.60 : 10,947.96 = 4,396.80 : x
  2. Step 2: Convert to fraction form
    7,933.60/10,947.96 = 4,396.80/x
  3. Step 3: Cross multiply
    7,933.60x = 10,947.96 × 4,396.80
  4. Step 4: Simplify right side
    7,933.60x = 48,135,990.53
  5. Step 5: Solve for x
    x = 48,135,990.53/7,933.60
  6. Step 6: Final answer
    x = 6,067.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.