Home / 6,936.96-10,410.60-5,092.80

Finding the Fourth Proportional to 6,936.96, 10,410.60 and 5,092.80

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Solution

The fourth proportional to 6,936.96, 10,410.60 and 5,092.80 is: 7,642.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.96 : 10,410.60 = 5,092.80 : x
  2. Step 2: Convert to fraction form
    6,936.96/10,410.60 = 5,092.80/x
  3. Step 3: Cross multiply
    6,936.96x = 10,410.60 × 5,092.80
  4. Step 4: Simplify right side
    6,936.96x = 53,019,103.68
  5. Step 5: Solve for x
    x = 53,019,103.68/6,936.96
  6. Step 6: Final answer
    x = 7,642.99

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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.