Home / 3,823.58-5,736.48-1,603.46

Finding the Fourth Proportional to 3,823.58, 5,736.48 and 1,603.46

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Solution

The fourth proportional to 3,823.58, 5,736.48 and 1,603.46 is: 2,405.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.58 : 5,736.48 = 1,603.46 : x
  2. Step 2: Convert to fraction form
    3,823.58/5,736.48 = 1,603.46/x
  3. Step 3: Cross multiply
    3,823.58x = 5,736.48 × 1,603.46
  4. Step 4: Simplify right side
    3,823.58x = 9,198,216.22
  5. Step 5: Solve for x
    x = 9,198,216.22/3,823.58
  6. Step 6: Final answer
    x = 2,405.66

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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.