Home / 7,258.11-10,887.16-5,179.09

Finding the Fourth Proportional to 7,258.11, 10,887.16 and 5,179.09

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Solution

The fourth proportional to 7,258.11, 10,887.16 and 5,179.09 is: 7,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258.11 : 10,887.16 = 5,179.09 : x
  2. Step 2: Convert to fraction form
    7,258.11/10,887.16 = 5,179.09/x
  3. Step 3: Cross multiply
    7,258.11x = 10,887.16 × 5,179.09
  4. Step 4: Simplify right side
    7,258.11x = 56,385,571.44
  5. Step 5: Solve for x
    x = 56,385,571.44/7,258.11
  6. Step 6: Final answer
    x = 7,768.63

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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.