Home / 2,963.98-4,090.24-1,637.66

Finding the Fourth Proportional to 2,963.98, 4,090.24 and 1,637.66

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Solution

The fourth proportional to 2,963.98, 4,090.24 and 1,637.66 is: 2,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.98 : 4,090.24 = 1,637.66 : x
  2. Step 2: Convert to fraction form
    2,963.98/4,090.24 = 1,637.66/x
  3. Step 3: Cross multiply
    2,963.98x = 4,090.24 × 1,637.66
  4. Step 4: Simplify right side
    2,963.98x = 6,698,422.44
  5. Step 5: Solve for x
    x = 6,698,422.44/2,963.98
  6. Step 6: Final answer
    x = 2,259.94

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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.