Home / 6,109.40-9,168.96-2,214.92

Finding the Fourth Proportional to 6,109.40, 9,168.96 and 2,214.92

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Solution

The fourth proportional to 6,109.40, 9,168.96 and 2,214.92 is: 3,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.40 : 9,168.96 = 2,214.92 : x
  2. Step 2: Convert to fraction form
    6,109.40/9,168.96 = 2,214.92/x
  3. Step 3: Cross multiply
    6,109.40x = 9,168.96 × 2,214.92
  4. Step 4: Simplify right side
    6,109.40x = 20,308,512.88
  5. Step 5: Solve for x
    x = 20,308,512.88/6,109.40
  6. Step 6: Final answer
    x = 3,324.14

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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.