Home / 3,072.28-4,241.02-2,284.96

Finding the Fourth Proportional to 3,072.28, 4,241.02 and 2,284.96

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Solution

The fourth proportional to 3,072.28, 4,241.02 and 2,284.96 is: 3,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.28 : 4,241.02 = 2,284.96 : x
  2. Step 2: Convert to fraction form
    3,072.28/4,241.02 = 2,284.96/x
  3. Step 3: Cross multiply
    3,072.28x = 4,241.02 × 2,284.96
  4. Step 4: Simplify right side
    3,072.28x = 9,690,561.06
  5. Step 5: Solve for x
    x = 9,690,561.06/3,072.28
  6. Step 6: Final answer
    x = 3,154.19

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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.