Home / 4,717.62-7,071.18-2,868.30

Finding the Fourth Proportional to 4,717.62, 7,071.18 and 2,868.30

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Solution

The fourth proportional to 4,717.62, 7,071.18 and 2,868.30 is: 4,299.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.62 : 7,071.18 = 2,868.30 : x
  2. Step 2: Convert to fraction form
    4,717.62/7,071.18 = 2,868.30/x
  3. Step 3: Cross multiply
    4,717.62x = 7,071.18 × 2,868.30
  4. Step 4: Simplify right side
    4,717.62x = 20,282,265.59
  5. Step 5: Solve for x
    x = 20,282,265.59/4,717.62
  6. Step 6: Final answer
    x = 4,299.26

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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.