Home / 3,702.92-5,109.68-2,210.09

Finding the Fourth Proportional to 3,702.92, 5,109.68 and 2,210.09

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Solution

The fourth proportional to 3,702.92, 5,109.68 and 2,210.09 is: 3,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,702.92 : 5,109.68 = 2,210.09 : x
  2. Step 2: Convert to fraction form
    3,702.92/5,109.68 = 2,210.09/x
  3. Step 3: Cross multiply
    3,702.92x = 5,109.68 × 2,210.09
  4. Step 4: Simplify right side
    3,702.92x = 11,292,832.65
  5. Step 5: Solve for x
    x = 11,292,832.65/3,702.92
  6. Step 6: Final answer
    x = 3,049.71

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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.