Home / 7,932.92-11,945.75-5,867.48

Finding the Fourth Proportional to 7,932.92, 11,945.75 and 5,867.48

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Solution

The fourth proportional to 7,932.92, 11,945.75 and 5,867.48 is: 8,835.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.92 : 11,945.75 = 5,867.48 : x
  2. Step 2: Convert to fraction form
    7,932.92/11,945.75 = 5,867.48/x
  3. Step 3: Cross multiply
    7,932.92x = 11,945.75 × 5,867.48
  4. Step 4: Simplify right side
    7,932.92x = 70,091,449.74
  5. Step 5: Solve for x
    x = 70,091,449.74/7,932.92
  6. Step 6: Final answer
    x = 8,835.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.