Home / 7,933.68-10,947.96-4,791.60

Finding the Fourth Proportional to 7,933.68, 10,947.96 and 4,791.60

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Solution

The fourth proportional to 7,933.68, 10,947.96 and 4,791.60 is: 6,612.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933.68 : 10,947.96 = 4,791.60 : x
  2. Step 2: Convert to fraction form
    7,933.68/10,947.96 = 4,791.60/x
  3. Step 3: Cross multiply
    7,933.68x = 10,947.96 × 4,791.60
  4. Step 4: Simplify right side
    7,933.68x = 52,458,245.14
  5. Step 5: Solve for x
    x = 52,458,245.14/7,933.68
  6. Step 6: Final answer
    x = 6,612.09

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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.