Home / 2,814.43-3,882.36-1,694.71

Finding the Fourth Proportional to 2,814.43, 3,882.36 and 1,694.71

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Solution

The fourth proportional to 2,814.43, 3,882.36 and 1,694.71 is: 2,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,814.43 : 3,882.36 = 1,694.71 : x
  2. Step 2: Convert to fraction form
    2,814.43/3,882.36 = 1,694.71/x
  3. Step 3: Cross multiply
    2,814.43x = 3,882.36 × 1,694.71
  4. Step 4: Simplify right side
    2,814.43x = 6,579,474.32
  5. Step 5: Solve for x
    x = 6,579,474.32/2,814.43
  6. Step 6: Final answer
    x = 2,337.76

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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.