Home / 8,155.26-11,249.55-5,633.46

Finding the Fourth Proportional to 8,155.26, 11,249.55 and 5,633.46

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Solution

The fourth proportional to 8,155.26, 11,249.55 and 5,633.46 is: 7,770.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.26 : 11,249.55 = 5,633.46 : x
  2. Step 2: Convert to fraction form
    8,155.26/11,249.55 = 5,633.46/x
  3. Step 3: Cross multiply
    8,155.26x = 11,249.55 × 5,633.46
  4. Step 4: Simplify right side
    8,155.26x = 63,373,889.94
  5. Step 5: Solve for x
    x = 63,373,889.94/8,155.26
  6. Step 6: Final answer
    x = 7,770.92

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