Home / 3,959.07-5,940.68-2,572.08

Finding the Fourth Proportional to 3,959.07, 5,940.68 and 2,572.08

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Solution

The fourth proportional to 3,959.07, 5,940.68 and 2,572.08 is: 3,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959.07 : 5,940.68 = 2,572.08 : x
  2. Step 2: Convert to fraction form
    3,959.07/5,940.68 = 2,572.08/x
  3. Step 3: Cross multiply
    3,959.07x = 5,940.68 × 2,572.08
  4. Step 4: Simplify right side
    3,959.07x = 15,279,891.35
  5. Step 5: Solve for x
    x = 15,279,891.35/3,959.07
  6. Step 6: Final answer
    x = 3,859.46

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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.