Home / 7,472.23-11,201.86-4,387.75

Finding the Fourth Proportional to 7,472.23, 11,201.86 and 4,387.75

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Solution

The fourth proportional to 7,472.23, 11,201.86 and 4,387.75 is: 6,577.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.23 : 11,201.86 = 4,387.75 : x
  2. Step 2: Convert to fraction form
    7,472.23/11,201.86 = 4,387.75/x
  3. Step 3: Cross multiply
    7,472.23x = 11,201.86 × 4,387.75
  4. Step 4: Simplify right side
    7,472.23x = 49,150,961.22
  5. Step 5: Solve for x
    x = 49,150,961.22/7,472.23
  6. Step 6: Final answer
    x = 6,577.82

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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.