Home / 2,963.57-4,089.69-1,637.33

Finding the Fourth Proportional to 2,963.57, 4,089.69 and 1,637.33

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Solution

The fourth proportional to 2,963.57, 4,089.69 and 1,637.33 is: 2,259.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.57 : 4,089.69 = 1,637.33 : x
  2. Step 2: Convert to fraction form
    2,963.57/4,089.69 = 1,637.33/x
  3. Step 3: Cross multiply
    2,963.57x = 4,089.69 × 1,637.33
  4. Step 4: Simplify right side
    2,963.57x = 6,696,151.68
  5. Step 5: Solve for x
    x = 6,696,151.68/2,963.57
  6. Step 6: Final answer
    x = 2,259.49

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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.