Home / 5,724.88-7,899.60-3,366.16

Finding the Fourth Proportional to 5,724.88, 7,899.60 and 3,366.16

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Solution

The fourth proportional to 5,724.88, 7,899.60 and 3,366.16 is: 4,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.88 : 7,899.60 = 3,366.16 : x
  2. Step 2: Convert to fraction form
    5,724.88/7,899.60 = 3,366.16/x
  3. Step 3: Cross multiply
    5,724.88x = 7,899.60 × 3,366.16
  4. Step 4: Simplify right side
    5,724.88x = 26,591,317.54
  5. Step 5: Solve for x
    x = 26,591,317.54/5,724.88
  6. Step 6: Final answer
    x = 4,644.87

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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.