Home / 3,603.29-5,395.20-1,868.27

Finding the Fourth Proportional to 3,603.29, 5,395.20 and 1,868.27

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Solution

The fourth proportional to 3,603.29, 5,395.20 and 1,868.27 is: 2,797.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.29 : 5,395.20 = 1,868.27 : x
  2. Step 2: Convert to fraction form
    3,603.29/5,395.20 = 1,868.27/x
  3. Step 3: Cross multiply
    3,603.29x = 5,395.20 × 1,868.27
  4. Step 4: Simplify right side
    3,603.29x = 10,079,690.30
  5. Step 5: Solve for x
    x = 10,079,690.30/3,603.29
  6. Step 6: Final answer
    x = 2,797.36

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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.