Home / 7,945.44-10,964.52-4,408.56

Finding the Fourth Proportional to 7,945.44, 10,964.52 and 4,408.56

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Solution

The fourth proportional to 7,945.44, 10,964.52 and 4,408.56 is: 6,083.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.44 : 10,964.52 = 4,408.56 : x
  2. Step 2: Convert to fraction form
    7,945.44/10,964.52 = 4,408.56/x
  3. Step 3: Cross multiply
    7,945.44x = 10,964.52 × 4,408.56
  4. Step 4: Simplify right side
    7,945.44x = 48,337,744.29
  5. Step 5: Solve for x
    x = 48,337,744.29/7,945.44
  6. Step 6: Final answer
    x = 6,083.71

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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.