Home / 4,487.84-6,732.40-2,179.04

Finding the Fourth Proportional to 4,487.84, 6,732.40 and 2,179.04

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Solution

The fourth proportional to 4,487.84, 6,732.40 and 2,179.04 is: 3,268.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.84 : 6,732.40 = 2,179.04 : x
  2. Step 2: Convert to fraction form
    4,487.84/6,732.40 = 2,179.04/x
  3. Step 3: Cross multiply
    4,487.84x = 6,732.40 × 2,179.04
  4. Step 4: Simplify right side
    4,487.84x = 14,670,168.90
  5. Step 5: Solve for x
    x = 14,670,168.90/4,487.84
  6. Step 6: Final answer
    x = 3,268.87

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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.