Home / 5,331.68-7,355.38-3,205.98

Finding the Fourth Proportional to 5,331.68, 7,355.38 and 3,205.98

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Solution

The fourth proportional to 5,331.68, 7,355.38 and 3,205.98 is: 4,422.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.68 : 7,355.38 = 3,205.98 : x
  2. Step 2: Convert to fraction form
    5,331.68/7,355.38 = 3,205.98/x
  3. Step 3: Cross multiply
    5,331.68x = 7,355.38 × 3,205.98
  4. Step 4: Simplify right side
    5,331.68x = 23,581,201.17
  5. Step 5: Solve for x
    x = 23,581,201.17/5,331.68
  6. Step 6: Final answer
    x = 4,422.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.