Home / 3,756.49-5,178.45-2,634.04

Finding the Fourth Proportional to 3,756.49, 5,178.45 and 2,634.04

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Solution

The fourth proportional to 3,756.49, 5,178.45 and 2,634.04 is: 3,631.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.49 : 5,178.45 = 2,634.04 : x
  2. Step 2: Convert to fraction form
    3,756.49/5,178.45 = 2,634.04/x
  3. Step 3: Cross multiply
    3,756.49x = 5,178.45 × 2,634.04
  4. Step 4: Simplify right side
    3,756.49x = 13,640,218.55
  5. Step 5: Solve for x
    x = 13,640,218.55/3,756.49
  6. Step 6: Final answer
    x = 3,631.11

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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.