Home / 1,839.11-2,744.25-1,617.67

Finding the Fourth Proportional to 1,839.11, 2,744.25 and 1,617.67

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Solution

The fourth proportional to 1,839.11, 2,744.25 and 1,617.67 is: 2,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.11 : 2,744.25 = 1,617.67 : x
  2. Step 2: Convert to fraction form
    1,839.11/2,744.25 = 1,617.67/x
  3. Step 3: Cross multiply
    1,839.11x = 2,744.25 × 1,617.67
  4. Step 4: Simplify right side
    1,839.11x = 4,439,288.26
  5. Step 5: Solve for x
    x = 4,439,288.26/1,839.11
  6. Step 6: Final answer
    x = 2,413.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.