Home / 2,963.80-4,090.50-1,844.56

Finding the Fourth Proportional to 2,963.80, 4,090.50 and 1,844.56

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Solution

The fourth proportional to 2,963.80, 4,090.50 and 1,844.56 is: 2,545.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.80 : 4,090.50 = 1,844.56 : x
  2. Step 2: Convert to fraction form
    2,963.80/4,090.50 = 1,844.56/x
  3. Step 3: Cross multiply
    2,963.80x = 4,090.50 × 1,844.56
  4. Step 4: Simplify right side
    2,963.80x = 7,545,172.68
  5. Step 5: Solve for x
    x = 7,545,172.68/2,963.80
  6. Step 6: Final answer
    x = 2,545.78

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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.