Home / 1,163.07-1,745.33-1,043.55

Finding the Fourth Proportional to 1,163.07, 1,745.33 and 1,043.55

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Solution

The fourth proportional to 1,163.07, 1,745.33 and 1,043.55 is: 1,565.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163.07 : 1,745.33 = 1,043.55 : x
  2. Step 2: Convert to fraction form
    1,163.07/1,745.33 = 1,043.55/x
  3. Step 3: Cross multiply
    1,163.07x = 1,745.33 × 1,043.55
  4. Step 4: Simplify right side
    1,163.07x = 1,821,333.90
  5. Step 5: Solve for x
    x = 1,821,333.90/1,163.07
  6. Step 6: Final answer
    x = 1,565.97

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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.