Home / 11,624.46-17,436.69-2,859.39

Finding the Fourth Proportional to 11,624.46, 17,436.69 and 2,859.39

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Solution

The fourth proportional to 11,624.46, 17,436.69 and 2,859.39 is: 4,289.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.46 : 17,436.69 = 2,859.39 : x
  2. Step 2: Convert to fraction form
    11,624.46/17,436.69 = 2,859.39/x
  3. Step 3: Cross multiply
    11,624.46x = 17,436.69 × 2,859.39
  4. Step 4: Simplify right side
    11,624.46x = 49,858,297.02
  5. Step 5: Solve for x
    x = 49,858,297.02/11,624.46
  6. Step 6: Final answer
    x = 4,289.09

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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.