Home / 7,945.08-10,964.07-4,408.23

Finding the Fourth Proportional to 7,945.08, 10,964.07 and 4,408.23

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Solution

The fourth proportional to 7,945.08, 10,964.07 and 4,408.23 is: 6,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.08 : 10,964.07 = 4,408.23 : x
  2. Step 2: Convert to fraction form
    7,945.08/10,964.07 = 4,408.23/x
  3. Step 3: Cross multiply
    7,945.08x = 10,964.07 × 4,408.23
  4. Step 4: Simplify right side
    7,945.08x = 48,332,142.30
  5. Step 5: Solve for x
    x = 48,332,142.30/7,945.08
  6. Step 6: Final answer
    x = 6,083.28

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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.