Home / 8,057.24-11,118.82-4,471.99

Finding the Fourth Proportional to 8,057.24, 11,118.82 and 4,471.99

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Solution

The fourth proportional to 8,057.24, 11,118.82 and 4,471.99 is: 6,171.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.24 : 11,118.82 = 4,471.99 : x
  2. Step 2: Convert to fraction form
    8,057.24/11,118.82 = 4,471.99/x
  3. Step 3: Cross multiply
    8,057.24x = 11,118.82 × 4,471.99
  4. Step 4: Simplify right side
    8,057.24x = 49,723,236.90
  5. Step 5: Solve for x
    x = 49,723,236.90/8,057.24
  6. Step 6: Final answer
    x = 6,171.25

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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.