Home / 3,005.73-4,145.57-2,010.69

Finding the Fourth Proportional to 3,005.73, 4,145.57 and 2,010.69

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Solution

The fourth proportional to 3,005.73, 4,145.57 and 2,010.69 is: 2,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.73 : 4,145.57 = 2,010.69 : x
  2. Step 2: Convert to fraction form
    3,005.73/4,145.57 = 2,010.69/x
  3. Step 3: Cross multiply
    3,005.73x = 4,145.57 × 2,010.69
  4. Step 4: Simplify right side
    3,005.73x = 8,335,456.14
  5. Step 5: Solve for x
    x = 8,335,456.14/3,005.73
  6. Step 6: Final answer
    x = 2,773.19

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Half scale
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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.