Home / 6,840.28-10,249.26-5,194.72

Finding the Fourth Proportional to 6,840.28, 10,249.26 and 5,194.72

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Solution

The fourth proportional to 6,840.28, 10,249.26 and 5,194.72 is: 7,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.28 : 10,249.26 = 5,194.72 : x
  2. Step 2: Convert to fraction form
    6,840.28/10,249.26 = 5,194.72/x
  3. Step 3: Cross multiply
    6,840.28x = 10,249.26 × 5,194.72
  4. Step 4: Simplify right side
    6,840.28x = 53,242,035.91
  5. Step 5: Solve for x
    x = 53,242,035.91/6,840.28
  6. Step 6: Final answer
    x = 7,783.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.