Home / 7,942.11-10,960.09-4,357.08

Finding the Fourth Proportional to 7,942.11, 10,960.09 and 4,357.08

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Solution

The fourth proportional to 7,942.11, 10,960.09 and 4,357.08 is: 6,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.11 : 10,960.09 = 4,357.08 : x
  2. Step 2: Convert to fraction form
    7,942.11/10,960.09 = 4,357.08/x
  3. Step 3: Cross multiply
    7,942.11x = 10,960.09 × 4,357.08
  4. Step 4: Simplify right side
    7,942.11x = 47,753,967.15
  5. Step 5: Solve for x
    x = 47,753,967.15/7,942.11
  6. Step 6: Final answer
    x = 6,012.76

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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.