Home / 3,371.84-5,054.88-2,215.04

Finding the Fourth Proportional to 3,371.84, 5,054.88 and 2,215.04

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Solution

The fourth proportional to 3,371.84, 5,054.88 and 2,215.04 is: 3,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.84 : 5,054.88 = 2,215.04 : x
  2. Step 2: Convert to fraction form
    3,371.84/5,054.88 = 2,215.04/x
  3. Step 3: Cross multiply
    3,371.84x = 5,054.88 × 2,215.04
  4. Step 4: Simplify right side
    3,371.84x = 11,196,761.40
  5. Step 5: Solve for x
    x = 11,196,761.40/3,371.84
  6. Step 6: Final answer
    x = 3,320.67

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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.