Home / 7,327.27-10,992.43-2,945.07

Finding the Fourth Proportional to 7,327.27, 10,992.43 and 2,945.07

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Solution

The fourth proportional to 7,327.27, 10,992.43 and 2,945.07 is: 4,418.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,327.27 : 10,992.43 = 2,945.07 : x
  2. Step 2: Convert to fraction form
    7,327.27/10,992.43 = 2,945.07/x
  3. Step 3: Cross multiply
    7,327.27x = 10,992.43 × 2,945.07
  4. Step 4: Simplify right side
    7,327.27x = 32,373,462.94
  5. Step 5: Solve for x
    x = 32,373,462.94/7,327.27
  6. Step 6: Final answer
    x = 4,418.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.