Home / 6,139.23-9,201.11-3,327.96

Finding the Fourth Proportional to 6,139.23, 9,201.11 and 3,327.96

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Solution

The fourth proportional to 6,139.23, 9,201.11 and 3,327.96 is: 4,987.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139.23 : 9,201.11 = 3,327.96 : x
  2. Step 2: Convert to fraction form
    6,139.23/9,201.11 = 3,327.96/x
  3. Step 3: Cross multiply
    6,139.23x = 9,201.11 × 3,327.96
  4. Step 4: Simplify right side
    6,139.23x = 30,620,909.40
  5. Step 5: Solve for x
    x = 30,620,909.40/6,139.23
  6. Step 6: Final answer
    x = 4,987.74

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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.