Home / 3,073.38-4,241.28-1,676.13

Finding the Fourth Proportional to 3,073.38, 4,241.28 and 1,676.13

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Solution

The fourth proportional to 3,073.38, 4,241.28 and 1,676.13 is: 2,313.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.38 : 4,241.28 = 1,676.13 : x
  2. Step 2: Convert to fraction form
    3,073.38/4,241.28 = 1,676.13/x
  3. Step 3: Cross multiply
    3,073.38x = 4,241.28 × 1,676.13
  4. Step 4: Simplify right side
    3,073.38x = 7,108,936.65
  5. Step 5: Solve for x
    x = 7,108,936.65/3,073.38
  6. Step 6: Final answer
    x = 2,313.07

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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.