Home / 5,206.22-7,182.70-3,081.26

Finding the Fourth Proportional to 5,206.22, 7,182.70 and 3,081.26

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Solution

The fourth proportional to 5,206.22, 7,182.70 and 3,081.26 is: 4,251.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.22 : 7,182.70 = 3,081.26 : x
  2. Step 2: Convert to fraction form
    5,206.22/7,182.70 = 3,081.26/x
  3. Step 3: Cross multiply
    5,206.22x = 7,182.70 × 3,081.26
  4. Step 4: Simplify right side
    5,206.22x = 22,131,722.59
  5. Step 5: Solve for x
    x = 22,131,722.59/5,206.22
  6. Step 6: Final answer
    x = 4,251.02

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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.