Home / 3,742.58-5,610.80-1,550.12

Finding the Fourth Proportional to 3,742.58, 5,610.80 and 1,550.12

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Solution

The fourth proportional to 3,742.58, 5,610.80 and 1,550.12 is: 2,323.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.58 : 5,610.80 = 1,550.12 : x
  2. Step 2: Convert to fraction form
    3,742.58/5,610.80 = 1,550.12/x
  3. Step 3: Cross multiply
    3,742.58x = 5,610.80 × 1,550.12
  4. Step 4: Simplify right side
    3,742.58x = 8,697,413.30
  5. Step 5: Solve for x
    x = 8,697,413.30/3,742.58
  6. Step 6: Final answer
    x = 2,323.91

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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.