Home / 3,274.19-4,513.61-2,486.87

Finding the Fourth Proportional to 3,274.19, 4,513.61 and 2,486.87

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Solution

The fourth proportional to 3,274.19, 4,513.61 and 2,486.87 is: 3,428.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.19 : 4,513.61 = 2,486.87 : x
  2. Step 2: Convert to fraction form
    3,274.19/4,513.61 = 2,486.87/x
  3. Step 3: Cross multiply
    3,274.19x = 4,513.61 × 2,486.87
  4. Step 4: Simplify right side
    3,274.19x = 11,224,761.30
  5. Step 5: Solve for x
    x = 11,224,761.30/3,274.19
  6. Step 6: Final answer
    x = 3,428.26

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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.