Home / 3,637.84-5,449.88-2,152.62

Finding the Fourth Proportional to 3,637.84, 5,449.88 and 2,152.62

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Solution

The fourth proportional to 3,637.84, 5,449.88 and 2,152.62 is: 3,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.84 : 5,449.88 = 2,152.62 : x
  2. Step 2: Convert to fraction form
    3,637.84/5,449.88 = 2,152.62/x
  3. Step 3: Cross multiply
    3,637.84x = 5,449.88 × 2,152.62
  4. Step 4: Simplify right side
    3,637.84x = 11,731,520.69
  5. Step 5: Solve for x
    x = 11,731,520.69/3,637.84
  6. Step 6: Final answer
    x = 3,224.86

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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.