Home / 2,963.75-4,090.02-1,637.48

Finding the Fourth Proportional to 2,963.75, 4,090.02 and 1,637.48

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Solution

The fourth proportional to 2,963.75, 4,090.02 and 1,637.48 is: 2,259.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.75 : 4,090.02 = 1,637.48 : x
  2. Step 2: Convert to fraction form
    2,963.75/4,090.02 = 1,637.48/x
  3. Step 3: Cross multiply
    2,963.75x = 4,090.02 × 1,637.48
  4. Step 4: Simplify right side
    2,963.75x = 6,697,327.99
  5. Step 5: Solve for x
    x = 6,697,327.99/2,963.75
  6. Step 6: Final answer
    x = 2,259.75

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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.