Home / 5,794.20-7,995.98-3,141.60

Finding the Fourth Proportional to 5,794.20, 7,995.98 and 3,141.60

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Solution

The fourth proportional to 5,794.20, 7,995.98 and 3,141.60 is: 4,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,794.20 : 7,995.98 = 3,141.60 : x
  2. Step 2: Convert to fraction form
    5,794.20/7,995.98 = 3,141.60/x
  3. Step 3: Cross multiply
    5,794.20x = 7,995.98 × 3,141.60
  4. Step 4: Simplify right side
    5,794.20x = 25,120,170.77
  5. Step 5: Solve for x
    x = 25,120,170.77/5,794.20
  6. Step 6: Final answer
    x = 4,335.40

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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.