Home / 5,447.22-8,170.83-1,551.84

Finding the Fourth Proportional to 5,447.22, 8,170.83 and 1,551.84

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Solution

The fourth proportional to 5,447.22, 8,170.83 and 1,551.84 is: 2,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.22 : 8,170.83 = 1,551.84 : x
  2. Step 2: Convert to fraction form
    5,447.22/8,170.83 = 1,551.84/x
  3. Step 3: Cross multiply
    5,447.22x = 8,170.83 × 1,551.84
  4. Step 4: Simplify right side
    5,447.22x = 12,679,820.83
  5. Step 5: Solve for x
    x = 12,679,820.83/5,447.22
  6. Step 6: Final answer
    x = 2,327.76

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Similar ratio
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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.