Home / 5,081.11-7,012.06-2,842.97

Finding the Fourth Proportional to 5,081.11, 7,012.06 and 2,842.97

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Solution

The fourth proportional to 5,081.11, 7,012.06 and 2,842.97 is: 3,923.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.11 : 7,012.06 = 2,842.97 : x
  2. Step 2: Convert to fraction form
    5,081.11/7,012.06 = 2,842.97/x
  3. Step 3: Cross multiply
    5,081.11x = 7,012.06 × 2,842.97
  4. Step 4: Simplify right side
    5,081.11x = 19,935,051.58
  5. Step 5: Solve for x
    x = 19,935,051.58/5,081.11
  6. Step 6: Final answer
    x = 3,923.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.