Home / 5,395.52-8,092.84-2,109.32

Finding the Fourth Proportional to 5,395.52, 8,092.84 and 2,109.32

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Solution

The fourth proportional to 5,395.52, 8,092.84 and 2,109.32 is: 3,163.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.52 : 8,092.84 = 2,109.32 : x
  2. Step 2: Convert to fraction form
    5,395.52/8,092.84 = 2,109.32/x
  3. Step 3: Cross multiply
    5,395.52x = 8,092.84 × 2,109.32
  4. Step 4: Simplify right side
    5,395.52x = 17,070,389.27
  5. Step 5: Solve for x
    x = 17,070,389.27/5,395.52
  6. Step 6: Final answer
    x = 3,163.81

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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.