Home / 7,942.98-10,961.64-4,406.18

Finding the Fourth Proportional to 7,942.98, 10,961.64 and 4,406.18

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Solution

The fourth proportional to 7,942.98, 10,961.64 and 4,406.18 is: 6,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.98 : 10,961.64 = 4,406.18 : x
  2. Step 2: Convert to fraction form
    7,942.98/10,961.64 = 4,406.18/x
  3. Step 3: Cross multiply
    7,942.98x = 10,961.64 × 4,406.18
  4. Step 4: Simplify right side
    7,942.98x = 48,298,958.94
  5. Step 5: Solve for x
    x = 48,298,958.94/7,942.98
  6. Step 6: Final answer
    x = 6,080.71

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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.