Home / 5,240.97-7,232.52-2,883.09

Finding the Fourth Proportional to 5,240.97, 7,232.52 and 2,883.09

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Solution

The fourth proportional to 5,240.97, 7,232.52 and 2,883.09 is: 3,978.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.97 : 7,232.52 = 2,883.09 : x
  2. Step 2: Convert to fraction form
    5,240.97/7,232.52 = 2,883.09/x
  3. Step 3: Cross multiply
    5,240.97x = 7,232.52 × 2,883.09
  4. Step 4: Simplify right side
    5,240.97x = 20,852,044.02
  5. Step 5: Solve for x
    x = 20,852,044.02/5,240.97
  6. Step 6: Final answer
    x = 3,978.66

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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.