Home / 3,899.05-5,845.25-1,706.14

Finding the Fourth Proportional to 3,899.05, 5,845.25 and 1,706.14

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Solution

The fourth proportional to 3,899.05, 5,845.25 and 1,706.14 is: 2,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899.05 : 5,845.25 = 1,706.14 : x
  2. Step 2: Convert to fraction form
    3,899.05/5,845.25 = 1,706.14/x
  3. Step 3: Cross multiply
    3,899.05x = 5,845.25 × 1,706.14
  4. Step 4: Simplify right side
    3,899.05x = 9,972,785.61
  5. Step 5: Solve for x
    x = 9,972,785.61/3,899.05
  6. Step 6: Final answer
    x = 2,557.75

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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.