Home / 2,054.14-3,079.45-943.20

Finding the Fourth Proportional to 2,054.14, 3,079.45 and 943.20

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Solution

The fourth proportional to 2,054.14, 3,079.45 and 943.20 is: 1,413.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.14 : 3,079.45 = 943.20 : x
  2. Step 2: Convert to fraction form
    2,054.14/3,079.45 = 943.20/x
  3. Step 3: Cross multiply
    2,054.14x = 3,079.45 × 943.20
  4. Step 4: Simplify right side
    2,054.14x = 2,904,537.24
  5. Step 5: Solve for x
    x = 2,904,537.24/2,054.14
  6. Step 6: Final answer
    x = 1,413.99

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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.