Home / 3,611.28-4,983.17-2,039.38

Finding the Fourth Proportional to 3,611.28, 4,983.17 and 2,039.38

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Solution

The fourth proportional to 3,611.28, 4,983.17 and 2,039.38 is: 2,814.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.28 : 4,983.17 = 2,039.38 : x
  2. Step 2: Convert to fraction form
    3,611.28/4,983.17 = 2,039.38/x
  3. Step 3: Cross multiply
    3,611.28x = 4,983.17 × 2,039.38
  4. Step 4: Simplify right side
    3,611.28x = 10,162,566.05
  5. Step 5: Solve for x
    x = 10,162,566.05/3,611.28
  6. Step 6: Final answer
    x = 2,814.11

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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.