Home / 8,073.95-11,141.69-4,489.09

Finding the Fourth Proportional to 8,073.95, 11,141.69 and 4,489.09

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Solution

The fourth proportional to 8,073.95, 11,141.69 and 4,489.09 is: 6,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.95 : 11,141.69 = 4,489.09 : x
  2. Step 2: Convert to fraction form
    8,073.95/11,141.69 = 4,489.09/x
  3. Step 3: Cross multiply
    8,073.95x = 11,141.69 × 4,489.09
  4. Step 4: Simplify right side
    8,073.95x = 50,015,998.86
  5. Step 5: Solve for x
    x = 50,015,998.86/8,073.95
  6. Step 6: Final answer
    x = 6,194.74

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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.