Home / 3,810.44-5,717.82-1,618.94

Finding the Fourth Proportional to 3,810.44, 5,717.82 and 1,618.94

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Solution

The fourth proportional to 3,810.44, 5,717.82 and 1,618.94 is: 2,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.44 : 5,717.82 = 1,618.94 : x
  2. Step 2: Convert to fraction form
    3,810.44/5,717.82 = 1,618.94/x
  3. Step 3: Cross multiply
    3,810.44x = 5,717.82 × 1,618.94
  4. Step 4: Simplify right side
    3,810.44x = 9,256,807.51
  5. Step 5: Solve for x
    x = 9,256,807.51/3,810.44
  6. Step 6: Final answer
    x = 2,429.33

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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.