Home / 5,551.68-7,662.96-3,195.48

Finding the Fourth Proportional to 5,551.68, 7,662.96 and 3,195.48

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Solution

The fourth proportional to 5,551.68, 7,662.96 and 3,195.48 is: 4,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.68 : 7,662.96 = 3,195.48 : x
  2. Step 2: Convert to fraction form
    5,551.68/7,662.96 = 3,195.48/x
  3. Step 3: Cross multiply
    5,551.68x = 7,662.96 × 3,195.48
  4. Step 4: Simplify right side
    5,551.68x = 24,486,835.42
  5. Step 5: Solve for x
    x = 24,486,835.42/5,551.68
  6. Step 6: Final answer
    x = 4,410.71

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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.