Home / 5,458.22-8,190.90-2,994.75

Finding the Fourth Proportional to 5,458.22, 8,190.90 and 2,994.75

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Solution

The fourth proportional to 5,458.22, 8,190.90 and 2,994.75 is: 4,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.22 : 8,190.90 = 2,994.75 : x
  2. Step 2: Convert to fraction form
    5,458.22/8,190.90 = 2,994.75/x
  3. Step 3: Cross multiply
    5,458.22x = 8,190.90 × 2,994.75
  4. Step 4: Simplify right side
    5,458.22x = 24,529,697.78
  5. Step 5: Solve for x
    x = 24,529,697.78/5,458.22
  6. Step 6: Final answer
    x = 4,494.09

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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.