Home / 3,825.17-5,735.36-1,603.40

Finding the Fourth Proportional to 3,825.17, 5,735.36 and 1,603.40

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Solution

The fourth proportional to 3,825.17, 5,735.36 and 1,603.40 is: 2,404.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825.17 : 5,735.36 = 1,603.40 : x
  2. Step 2: Convert to fraction form
    3,825.17/5,735.36 = 1,603.40/x
  3. Step 3: Cross multiply
    3,825.17x = 5,735.36 × 1,603.40
  4. Step 4: Simplify right side
    3,825.17x = 9,196,039.53
  5. Step 5: Solve for x
    x = 9,196,039.53/3,825.17
  6. Step 6: Final answer
    x = 2,404.09

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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.