Home / 5,081.34-7,011.99-2,843.22

Finding the Fourth Proportional to 5,081.34, 7,011.99 and 2,843.22

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Solution

The fourth proportional to 5,081.34, 7,011.99 and 2,843.22 is: 3,923.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081.34 : 7,011.99 = 2,843.22 : x
  2. Step 2: Convert to fraction form
    5,081.34/7,011.99 = 2,843.22/x
  3. Step 3: Cross multiply
    5,081.34x = 7,011.99 × 2,843.22
  4. Step 4: Simplify right side
    5,081.34x = 19,936,630.21
  5. Step 5: Solve for x
    x = 19,936,630.21/5,081.34
  6. Step 6: Final answer
    x = 3,923.50

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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.