Home / 5,889.20-8,126.72-3,371.30

Finding the Fourth Proportional to 5,889.20, 8,126.72 and 3,371.30

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Solution

The fourth proportional to 5,889.20, 8,126.72 and 3,371.30 is: 4,652.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,889.20 : 8,126.72 = 3,371.30 : x
  2. Step 2: Convert to fraction form
    5,889.20/8,126.72 = 3,371.30/x
  3. Step 3: Cross multiply
    5,889.20x = 8,126.72 × 3,371.30
  4. Step 4: Simplify right side
    5,889.20x = 27,397,611.14
  5. Step 5: Solve for x
    x = 27,397,611.14/5,889.20
  6. Step 6: Final answer
    x = 4,652.18

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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.