Home / 3,073.43-4,241.34-1,676.18

Finding the Fourth Proportional to 3,073.43, 4,241.34 and 1,676.18

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Solution

The fourth proportional to 3,073.43, 4,241.34 and 1,676.18 is: 2,313.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,073.43 : 4,241.34 = 1,676.18 : x
  2. Step 2: Convert to fraction form
    3,073.43/4,241.34 = 1,676.18/x
  3. Step 3: Cross multiply
    3,073.43x = 4,241.34 × 1,676.18
  4. Step 4: Simplify right side
    3,073.43x = 7,109,249.28
  5. Step 5: Solve for x
    x = 7,109,249.28/3,073.43
  6. Step 6: Final answer
    x = 2,313.13

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Half scale
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Double scale
Find fourth proportional to 3,074.43, 4,242.72 and 1,677.18
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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.