Home / 2,941.35-4,061.66-2,801.31

Finding the Fourth Proportional to 2,941.35, 4,061.66 and 2,801.31

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Solution

The fourth proportional to 2,941.35, 4,061.66 and 2,801.31 is: 3,868.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.35 : 4,061.66 = 2,801.31 : x
  2. Step 2: Convert to fraction form
    2,941.35/4,061.66 = 2,801.31/x
  3. Step 3: Cross multiply
    2,941.35x = 4,061.66 × 2,801.31
  4. Step 4: Simplify right side
    2,941.35x = 11,377,954.77
  5. Step 5: Solve for x
    x = 11,377,954.77/2,941.35
  6. Step 6: Final answer
    x = 3,868.28

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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.