Home / 5,395.70-8,094.56-2,108.60

Finding the Fourth Proportional to 5,395.70, 8,094.56 and 2,108.60

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Solution

The fourth proportional to 5,395.70, 8,094.56 and 2,108.60 is: 3,163.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.70 : 8,094.56 = 2,108.60 : x
  2. Step 2: Convert to fraction form
    5,395.70/8,094.56 = 2,108.60/x
  3. Step 3: Cross multiply
    5,395.70x = 8,094.56 × 2,108.60
  4. Step 4: Simplify right side
    5,395.70x = 17,068,138.20
  5. Step 5: Solve for x
    x = 17,068,138.20/5,395.70
  6. Step 6: Final answer
    x = 3,163.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.