Home / 3,103.19-4,286.06-2,053.43

Finding the Fourth Proportional to 3,103.19, 4,286.06 and 2,053.43

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Solution

The fourth proportional to 3,103.19, 4,286.06 and 2,053.43 is: 2,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.19 : 4,286.06 = 2,053.43 : x
  2. Step 2: Convert to fraction form
    3,103.19/4,286.06 = 2,053.43/x
  3. Step 3: Cross multiply
    3,103.19x = 4,286.06 × 2,053.43
  4. Step 4: Simplify right side
    3,103.19x = 8,801,113.92
  5. Step 5: Solve for x
    x = 8,801,113.92/3,103.19
  6. Step 6: Final answer
    x = 2,836.15

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Half scale
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Double scale
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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.