Home / 5,001.69-7,505.85-2,079.99

Finding the Fourth Proportional to 5,001.69, 7,505.85 and 2,079.99

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Solution

The fourth proportional to 5,001.69, 7,505.85 and 2,079.99 is: 3,121.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.69 : 7,505.85 = 2,079.99 : x
  2. Step 2: Convert to fraction form
    5,001.69/7,505.85 = 2,079.99/x
  3. Step 3: Cross multiply
    5,001.69x = 7,505.85 × 2,079.99
  4. Step 4: Simplify right side
    5,001.69x = 15,612,092.94
  5. Step 5: Solve for x
    x = 15,612,092.94/5,001.69
  6. Step 6: Final answer
    x = 3,121.36

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1.5x scale

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.