Home / 1,933.52-2,900.28-1,163.60

Finding the Fourth Proportional to 1,933.52, 2,900.28 and 1,163.60

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Solution

The fourth proportional to 1,933.52, 2,900.28 and 1,163.60 is: 1,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.52 : 2,900.28 = 1,163.60 : x
  2. Step 2: Convert to fraction form
    1,933.52/2,900.28 = 1,163.60/x
  3. Step 3: Cross multiply
    1,933.52x = 2,900.28 × 1,163.60
  4. Step 4: Simplify right side
    1,933.52x = 3,374,765.81
  5. Step 5: Solve for x
    x = 3,374,765.81/1,933.52
  6. Step 6: Final answer
    x = 1,745.40

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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.