Home / 5,351.10-8,023.05-2,427.90

Finding the Fourth Proportional to 5,351.10, 8,023.05 and 2,427.90

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Solution

The fourth proportional to 5,351.10, 8,023.05 and 2,427.90 is: 3,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,351.10 : 8,023.05 = 2,427.90 : x
  2. Step 2: Convert to fraction form
    5,351.10/8,023.05 = 2,427.90/x
  3. Step 3: Cross multiply
    5,351.10x = 8,023.05 × 2,427.90
  4. Step 4: Simplify right side
    5,351.10x = 19,479,163.10
  5. Step 5: Solve for x
    x = 19,479,163.10/5,351.10
  6. Step 6: Final answer
    x = 3,640.22

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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.