Home / 7,942.10-10,960.07-4,755.53

Finding the Fourth Proportional to 7,942.10, 10,960.07 and 4,755.53

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Solution

The fourth proportional to 7,942.10, 10,960.07 and 4,755.53 is: 6,562.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.10 : 10,960.07 = 4,755.53 : x
  2. Step 2: Convert to fraction form
    7,942.10/10,960.07 = 4,755.53/x
  3. Step 3: Cross multiply
    7,942.10x = 10,960.07 × 4,755.53
  4. Step 4: Simplify right side
    7,942.10x = 52,120,945.31
  5. Step 5: Solve for x
    x = 52,120,945.31/7,942.10
  6. Step 6: Final answer
    x = 6,562.62

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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.