Home / 8,202.14-12,302.57-2,279.14

Finding the Fourth Proportional to 8,202.14, 12,302.57 and 2,279.14

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Solution

The fourth proportional to 8,202.14, 12,302.57 and 2,279.14 is: 3,418.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202.14 : 12,302.57 = 2,279.14 : x
  2. Step 2: Convert to fraction form
    8,202.14/12,302.57 = 2,279.14/x
  3. Step 3: Cross multiply
    8,202.14x = 12,302.57 × 2,279.14
  4. Step 4: Simplify right side
    8,202.14x = 28,039,241.51
  5. Step 5: Solve for x
    x = 28,039,241.51/8,202.14
  6. Step 6: Final answer
    x = 3,418.53

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1.5x scale

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.