Home / 1,963.75-2,710.35-1,167.25

Finding the Fourth Proportional to 1,963.75, 2,710.35 and 1,167.25

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Solution

The fourth proportional to 1,963.75, 2,710.35 and 1,167.25 is: 1,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963.75 : 2,710.35 = 1,167.25 : x
  2. Step 2: Convert to fraction form
    1,963.75/2,710.35 = 1,167.25/x
  3. Step 3: Cross multiply
    1,963.75x = 2,710.35 × 1,167.25
  4. Step 4: Simplify right side
    1,963.75x = 3,163,656.04
  5. Step 5: Solve for x
    x = 3,163,656.04/1,963.75
  6. Step 6: Final answer
    x = 1,611.03

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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.