Home / 4,169.05-6,250.64-2,087.57

Finding the Fourth Proportional to 4,169.05, 6,250.64 and 2,087.57

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Solution

The fourth proportional to 4,169.05, 6,250.64 and 2,087.57 is: 3,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.05 : 6,250.64 = 2,087.57 : x
  2. Step 2: Convert to fraction form
    4,169.05/6,250.64 = 2,087.57/x
  3. Step 3: Cross multiply
    4,169.05x = 6,250.64 × 2,087.57
  4. Step 4: Simplify right side
    4,169.05x = 13,048,653.73
  5. Step 5: Solve for x
    x = 13,048,653.73/4,169.05
  6. Step 6: Final answer
    x = 3,129.89

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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.