Home / 5,999.40-9,003.15-3,531.60

Finding the Fourth Proportional to 5,999.40, 9,003.15 and 3,531.60

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Solution

The fourth proportional to 5,999.40, 9,003.15 and 3,531.60 is: 5,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,999.40 : 9,003.15 = 3,531.60 : x
  2. Step 2: Convert to fraction form
    5,999.40/9,003.15 = 3,531.60/x
  3. Step 3: Cross multiply
    5,999.40x = 9,003.15 × 3,531.60
  4. Step 4: Simplify right side
    5,999.40x = 31,795,524.54
  5. Step 5: Solve for x
    x = 31,795,524.54/5,999.40
  6. Step 6: Final answer
    x = 5,299.78

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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.