Home / 3,943.89-5,914.62-1,603.26

Finding the Fourth Proportional to 3,943.89, 5,914.62 and 1,603.26

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Solution

The fourth proportional to 3,943.89, 5,914.62 and 1,603.26 is: 2,404.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.89 : 5,914.62 = 1,603.26 : x
  2. Step 2: Convert to fraction form
    3,943.89/5,914.62 = 1,603.26/x
  3. Step 3: Cross multiply
    3,943.89x = 5,914.62 × 1,603.26
  4. Step 4: Simplify right side
    3,943.89x = 9,482,673.66
  5. Step 5: Solve for x
    x = 9,482,673.66/3,943.89
  6. Step 6: Final answer
    x = 2,404.40

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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.