Home / 7,945.73-10,964.94-4,408.87

Finding the Fourth Proportional to 7,945.73, 10,964.94 and 4,408.87

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Solution

The fourth proportional to 7,945.73, 10,964.94 and 4,408.87 is: 6,084.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.73 : 10,964.94 = 4,408.87 : x
  2. Step 2: Convert to fraction form
    7,945.73/10,964.94 = 4,408.87/x
  3. Step 3: Cross multiply
    7,945.73x = 10,964.94 × 4,408.87
  4. Step 4: Simplify right side
    7,945.73x = 48,342,940.19
  5. Step 5: Solve for x
    x = 48,342,940.19/7,945.73
  6. Step 6: Final answer
    x = 6,084.14

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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.