Home / 7,945.29-10,964.01-4,408.53

Finding the Fourth Proportional to 7,945.29, 10,964.01 and 4,408.53

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Solution

The fourth proportional to 7,945.29, 10,964.01 and 4,408.53 is: 6,083.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.29 : 10,964.01 = 4,408.53 : x
  2. Step 2: Convert to fraction form
    7,945.29/10,964.01 = 4,408.53/x
  3. Step 3: Cross multiply
    7,945.29x = 10,964.01 × 4,408.53
  4. Step 4: Simplify right side
    7,945.29x = 48,335,117.62
  5. Step 5: Solve for x
    x = 48,335,117.62/7,945.29
  6. Step 6: Final answer
    x = 6,083.49

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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.