Home / 4,474.68-6,711.44-1,188.04

Finding the Fourth Proportional to 4,474.68, 6,711.44 and 1,188.04

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Solution

The fourth proportional to 4,474.68, 6,711.44 and 1,188.04 is: 1,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.68 : 6,711.44 = 1,188.04 : x
  2. Step 2: Convert to fraction form
    4,474.68/6,711.44 = 1,188.04/x
  3. Step 3: Cross multiply
    4,474.68x = 6,711.44 × 1,188.04
  4. Step 4: Simplify right side
    4,474.68x = 7,973,459.18
  5. Step 5: Solve for x
    x = 7,973,459.18/4,474.68
  6. Step 6: Final answer
    x = 1,781.91

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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.