Home / 7,942.73-10,961.22-4,357.94

Finding the Fourth Proportional to 7,942.73, 10,961.22 and 4,357.94

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Solution

The fourth proportional to 7,942.73, 10,961.22 and 4,357.94 is: 6,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.73 : 10,961.22 = 4,357.94 : x
  2. Step 2: Convert to fraction form
    7,942.73/10,961.22 = 4,357.94/x
  3. Step 3: Cross multiply
    7,942.73x = 10,961.22 × 4,357.94
  4. Step 4: Simplify right side
    7,942.73x = 47,768,300.62
  5. Step 5: Solve for x
    x = 47,768,300.62/7,942.73
  6. Step 6: Final answer
    x = 6,014.09

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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.