Home / 2,834.29-3,913.26-1,772.51

Finding the Fourth Proportional to 2,834.29, 3,913.26 and 1,772.51

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Solution

The fourth proportional to 2,834.29, 3,913.26 and 1,772.51 is: 2,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.29 : 3,913.26 = 1,772.51 : x
  2. Step 2: Convert to fraction form
    2,834.29/3,913.26 = 1,772.51/x
  3. Step 3: Cross multiply
    2,834.29x = 3,913.26 × 1,772.51
  4. Step 4: Simplify right side
    2,834.29x = 6,936,292.48
  5. Step 5: Solve for x
    x = 6,936,292.48/2,834.29
  6. Step 6: Final answer
    x = 2,447.28

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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.