Home / 5,745.10-8,618.43-2,624.38

Finding the Fourth Proportional to 5,745.10, 8,618.43 and 2,624.38

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Solution

The fourth proportional to 5,745.10, 8,618.43 and 2,624.38 is: 3,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.10 : 8,618.43 = 2,624.38 : x
  2. Step 2: Convert to fraction form
    5,745.10/8,618.43 = 2,624.38/x
  3. Step 3: Cross multiply
    5,745.10x = 8,618.43 × 2,624.38
  4. Step 4: Simplify right side
    5,745.10x = 22,618,035.32
  5. Step 5: Solve for x
    x = 22,618,035.32/5,745.10
  6. Step 6: Final answer
    x = 3,936.93

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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.