Home / 11,089.36-16,629.18-4,159

Finding the Fourth Proportional to 11,089.36, 16,629.18 and 4,159

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Solution

The fourth proportional to 11,089.36, 16,629.18 and 4,159 is: 6,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.36 : 16,629.18 = 4,159 : x
  2. Step 2: Convert to fraction form
    11,089.36/16,629.18 = 4,159/x
  3. Step 3: Cross multiply
    11,089.36x = 16,629.18 × 4,159
  4. Step 4: Simplify right side
    11,089.36x = 69,160,759.62
  5. Step 5: Solve for x
    x = 69,160,759.62/11,089.36
  6. Step 6: Final answer
    x = 6,236.68

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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.