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Finding the Fourth Proportional to 5,797.17, 7,999.88 and 3,144.52

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Solution

The fourth proportional to 5,797.17, 7,999.88 and 3,144.52 is: 4,339.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797.17 : 7,999.88 = 3,144.52 : x
  2. Step 2: Convert to fraction form
    5,797.17/7,999.88 = 3,144.52/x
  3. Step 3: Cross multiply
    5,797.17x = 7,999.88 × 3,144.52
  4. Step 4: Simplify right side
    5,797.17x = 25,155,776.93
  5. Step 5: Solve for x
    x = 25,155,776.93/5,797.17
  6. Step 6: Final answer
    x = 4,339.32

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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.