Home / 6,408.18-9,620.46-3,488.52

Finding the Fourth Proportional to 6,408.18, 9,620.46 and 3,488.52

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Solution

The fourth proportional to 6,408.18, 9,620.46 and 3,488.52 is: 5,237.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.18 : 9,620.46 = 3,488.52 : x
  2. Step 2: Convert to fraction form
    6,408.18/9,620.46 = 3,488.52/x
  3. Step 3: Cross multiply
    6,408.18x = 9,620.46 × 3,488.52
  4. Step 4: Simplify right side
    6,408.18x = 33,561,167.12
  5. Step 5: Solve for x
    x = 33,561,167.12/6,408.18
  6. Step 6: Final answer
    x = 5,237.24

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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.