Home / 11,089.56-16,629.54-4,162.20

Finding the Fourth Proportional to 11,089.56, 16,629.54 and 4,162.20

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Solution

The fourth proportional to 11,089.56, 16,629.54 and 4,162.20 is: 6,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.56 : 16,629.54 = 4,162.20 : x
  2. Step 2: Convert to fraction form
    11,089.56/16,629.54 = 4,162.20/x
  3. Step 3: Cross multiply
    11,089.56x = 16,629.54 × 4,162.20
  4. Step 4: Simplify right side
    11,089.56x = 69,215,471.39
  5. Step 5: Solve for x
    x = 69,215,471.39/11,089.56
  6. Step 6: Final answer
    x = 6,241.50

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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.