Home / 5,458.43-8,189.16-2,173.83

Finding the Fourth Proportional to 5,458.43, 8,189.16 and 2,173.83

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Solution

The fourth proportional to 5,458.43, 8,189.16 and 2,173.83 is: 3,261.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.43 : 8,189.16 = 2,173.83 : x
  2. Step 2: Convert to fraction form
    5,458.43/8,189.16 = 2,173.83/x
  3. Step 3: Cross multiply
    5,458.43x = 8,189.16 × 2,173.83
  4. Step 4: Simplify right side
    5,458.43x = 17,801,841.68
  5. Step 5: Solve for x
    x = 17,801,841.68/5,458.43
  6. Step 6: Final answer
    x = 3,261.35

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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.