Home / 6,331.88-9,491.33-3,206.09

Finding the Fourth Proportional to 6,331.88, 9,491.33 and 3,206.09

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Solution

The fourth proportional to 6,331.88, 9,491.33 and 3,206.09 is: 4,805.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.88 : 9,491.33 = 3,206.09 : x
  2. Step 2: Convert to fraction form
    6,331.88/9,491.33 = 3,206.09/x
  3. Step 3: Cross multiply
    6,331.88x = 9,491.33 × 3,206.09
  4. Step 4: Simplify right side
    6,331.88x = 30,430,058.20
  5. Step 5: Solve for x
    x = 30,430,058.20/6,331.88
  6. Step 6: Final answer
    x = 4,805.85

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1.5x scale

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.