Home / 3,676.20-5,073.03-1,997.56

Finding the Fourth Proportional to 3,676.20, 5,073.03 and 1,997.56

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Solution

The fourth proportional to 3,676.20, 5,073.03 and 1,997.56 is: 2,756.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.20 : 5,073.03 = 1,997.56 : x
  2. Step 2: Convert to fraction form
    3,676.20/5,073.03 = 1,997.56/x
  3. Step 3: Cross multiply
    3,676.20x = 5,073.03 × 1,997.56
  4. Step 4: Simplify right side
    3,676.20x = 10,133,681.81
  5. Step 5: Solve for x
    x = 10,133,681.81/3,676.20
  6. Step 6: Final answer
    x = 2,756.56

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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.