Home / 3,192.51-4,786.88-1,242.44

Finding the Fourth Proportional to 3,192.51, 4,786.88 and 1,242.44

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Solution

The fourth proportional to 3,192.51, 4,786.88 and 1,242.44 is: 1,862.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192.51 : 4,786.88 = 1,242.44 : x
  2. Step 2: Convert to fraction form
    3,192.51/4,786.88 = 1,242.44/x
  3. Step 3: Cross multiply
    3,192.51x = 4,786.88 × 1,242.44
  4. Step 4: Simplify right side
    3,192.51x = 5,947,381.04
  5. Step 5: Solve for x
    x = 5,947,381.04/3,192.51
  6. Step 6: Final answer
    x = 1,862.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.