Home / 11,157.28-16,734.44-6,168.92

Finding the Fourth Proportional to 11,157.28, 16,734.44 and 6,168.92

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Solution

The fourth proportional to 11,157.28, 16,734.44 and 6,168.92 is: 9,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,157.28 : 16,734.44 = 6,168.92 : x
  2. Step 2: Convert to fraction form
    11,157.28/16,734.44 = 6,168.92/x
  3. Step 3: Cross multiply
    11,157.28x = 16,734.44 × 6,168.92
  4. Step 4: Simplify right side
    11,157.28x = 103,233,421.60
  5. Step 5: Solve for x
    x = 103,233,421.60/11,157.28
  6. Step 6: Final answer
    x = 9,252.56

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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.