Home / 7,942.28-10,960.99-4,406.63

Finding the Fourth Proportional to 7,942.28, 10,960.99 and 4,406.63

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Solution

The fourth proportional to 7,942.28, 10,960.99 and 4,406.63 is: 6,081.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,942.28 : 10,960.99 = 4,406.63 : x
  2. Step 2: Convert to fraction form
    7,942.28/10,960.99 = 4,406.63/x
  3. Step 3: Cross multiply
    7,942.28x = 10,960.99 × 4,406.63
  4. Step 4: Simplify right side
    7,942.28x = 48,300,961.54
  5. Step 5: Solve for x
    x = 48,300,961.54/7,942.28
  6. Step 6: Final answer
    x = 6,081.50

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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.