Home / 3,973.68-5,508.79-3,763.03

Finding the Fourth Proportional to 3,973.68, 5,508.79 and 3,763.03

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Solution

The fourth proportional to 3,973.68, 5,508.79 and 3,763.03 is: 5,216.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.68 : 5,508.79 = 3,763.03 : x
  2. Step 2: Convert to fraction form
    3,973.68/5,508.79 = 3,763.03/x
  3. Step 3: Cross multiply
    3,973.68x = 5,508.79 × 3,763.03
  4. Step 4: Simplify right side
    3,973.68x = 20,729,742.03
  5. Step 5: Solve for x
    x = 20,729,742.03/3,973.68
  6. Step 6: Final answer
    x = 5,216.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.