Home / 3,190.28-4,786.02-1,241.42

Finding the Fourth Proportional to 3,190.28, 4,786.02 and 1,241.42

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Solution

The fourth proportional to 3,190.28, 4,786.02 and 1,241.42 is: 1,862.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.28 : 4,786.02 = 1,241.42 : x
  2. Step 2: Convert to fraction form
    3,190.28/4,786.02 = 1,241.42/x
  3. Step 3: Cross multiply
    3,190.28x = 4,786.02 × 1,241.42
  4. Step 4: Simplify right side
    3,190.28x = 5,941,437.02
  5. Step 5: Solve for x
    x = 5,941,437.02/3,190.28
  6. Step 6: Final answer
    x = 1,862.36

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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.