Home / 3,145.62-4,717.04-1,584.66

Finding the Fourth Proportional to 3,145.62, 4,717.04 and 1,584.66

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Solution

The fourth proportional to 3,145.62, 4,717.04 and 1,584.66 is: 2,376.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.62 : 4,717.04 = 1,584.66 : x
  2. Step 2: Convert to fraction form
    3,145.62/4,717.04 = 1,584.66/x
  3. Step 3: Cross multiply
    3,145.62x = 4,717.04 × 1,584.66
  4. Step 4: Simplify right side
    3,145.62x = 7,474,904.61
  5. Step 5: Solve for x
    x = 7,474,904.61/3,145.62
  6. Step 6: Final answer
    x = 2,376.29

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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.