Home / 5,072.24-7,000.07-2,834.21

Finding the Fourth Proportional to 5,072.24, 7,000.07 and 2,834.21

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Solution

The fourth proportional to 5,072.24, 7,000.07 and 2,834.21 is: 3,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.24 : 7,000.07 = 2,834.21 : x
  2. Step 2: Convert to fraction form
    5,072.24/7,000.07 = 2,834.21/x
  3. Step 3: Cross multiply
    5,072.24x = 7,000.07 × 2,834.21
  4. Step 4: Simplify right side
    5,072.24x = 19,839,668.39
  5. Step 5: Solve for x
    x = 19,839,668.39/5,072.24
  6. Step 6: Final answer
    x = 3,911.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.