Home / 7,942.23-10,960.11-4,405.41

Finding the Fourth Proportional to 7,942.23, 10,960.11 and 4,405.41

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Solution

The fourth proportional to 7,942.23, 10,960.11 and 4,405.41 is: 6,079.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.23 : 10,960.11 = 4,405.41 : x
  2. Step 2: Convert to fraction form
    7,942.23/10,960.11 = 4,405.41/x
  3. Step 3: Cross multiply
    7,942.23x = 10,960.11 × 4,405.41
  4. Step 4: Simplify right side
    7,942.23x = 48,283,778.20
  5. Step 5: Solve for x
    x = 48,283,778.20/7,942.23
  6. Step 6: Final answer
    x = 6,079.37

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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.