Home / 5,486.38-8,230.78-3,019.93

Finding the Fourth Proportional to 5,486.38, 8,230.78 and 3,019.93

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Solution

The fourth proportional to 5,486.38, 8,230.78 and 3,019.93 is: 4,530.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.38 : 8,230.78 = 3,019.93 : x
  2. Step 2: Convert to fraction form
    5,486.38/8,230.78 = 3,019.93/x
  3. Step 3: Cross multiply
    5,486.38x = 8,230.78 × 3,019.93
  4. Step 4: Simplify right side
    5,486.38x = 24,856,362.64
  5. Step 5: Solve for x
    x = 24,856,362.64/5,486.38
  6. Step 6: Final answer
    x = 4,530.56

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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.