Home / 7,965.52-11,944.76-4,267.12

Finding the Fourth Proportional to 7,965.52, 11,944.76 and 4,267.12

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Solution

The fourth proportional to 7,965.52, 11,944.76 and 4,267.12 is: 6,398.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,965.52 : 11,944.76 = 4,267.12 : x
  2. Step 2: Convert to fraction form
    7,965.52/11,944.76 = 4,267.12/x
  3. Step 3: Cross multiply
    7,965.52x = 11,944.76 × 4,267.12
  4. Step 4: Simplify right side
    7,965.52x = 50,969,724.29
  5. Step 5: Solve for x
    x = 50,969,724.29/7,965.52
  6. Step 6: Final answer
    x = 6,398.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.