Home / 5,375.03-8,064.81-2,603.76

Finding the Fourth Proportional to 5,375.03, 8,064.81 and 2,603.76

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Solution

The fourth proportional to 5,375.03, 8,064.81 and 2,603.76 is: 3,906.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.03 : 8,064.81 = 2,603.76 : x
  2. Step 2: Convert to fraction form
    5,375.03/8,064.81 = 2,603.76/x
  3. Step 3: Cross multiply
    5,375.03x = 8,064.81 × 2,603.76
  4. Step 4: Simplify right side
    5,375.03x = 20,998,799.44
  5. Step 5: Solve for x
    x = 20,998,799.44/5,375.03
  6. Step 6: Final answer
    x = 3,906.74

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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.