Home / 10,711.81-14,782.44-5,997.61

Finding the Fourth Proportional to 10,711.81, 14,782.44 and 5,997.61

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Solution

The fourth proportional to 10,711.81, 14,782.44 and 5,997.61 is: 8,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.81 : 14,782.44 = 5,997.61 : x
  2. Step 2: Convert to fraction form
    10,711.81/14,782.44 = 5,997.61/x
  3. Step 3: Cross multiply
    10,711.81x = 14,782.44 × 5,997.61
  4. Step 4: Simplify right side
    10,711.81x = 88,659,309.97
  5. Step 5: Solve for x
    x = 88,659,309.97/10,711.81
  6. Step 6: Final answer
    x = 8,276.78

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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.