Home / 3,785.36-5,675.47-1,934.96

Finding the Fourth Proportional to 3,785.36, 5,675.47 and 1,934.96

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Solution

The fourth proportional to 3,785.36, 5,675.47 and 1,934.96 is: 2,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785.36 : 5,675.47 = 1,934.96 : x
  2. Step 2: Convert to fraction form
    3,785.36/5,675.47 = 1,934.96/x
  3. Step 3: Cross multiply
    3,785.36x = 5,675.47 × 1,934.96
  4. Step 4: Simplify right side
    3,785.36x = 10,981,822.10
  5. Step 5: Solve for x
    x = 10,981,822.10/3,785.36
  6. Step 6: Final answer
    x = 2,901.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.