Home / 8,073.87-11,141.54-4,489.07

Finding the Fourth Proportional to 8,073.87, 11,141.54 and 4,489.07

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Solution

The fourth proportional to 8,073.87, 11,141.54 and 4,489.07 is: 6,194.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.87 : 11,141.54 = 4,489.07 : x
  2. Step 2: Convert to fraction form
    8,073.87/11,141.54 = 4,489.07/x
  3. Step 3: Cross multiply
    8,073.87x = 11,141.54 × 4,489.07
  4. Step 4: Simplify right side
    8,073.87x = 50,015,091.65
  5. Step 5: Solve for x
    x = 50,015,091.65/8,073.87
  6. Step 6: Final answer
    x = 6,194.69

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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.