Home / 5,652.82-8,479.22-2,190.06

Finding the Fourth Proportional to 5,652.82, 8,479.22 and 2,190.06

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Solution

The fourth proportional to 5,652.82, 8,479.22 and 2,190.06 is: 3,285.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,652.82 : 8,479.22 = 2,190.06 : x
  2. Step 2: Convert to fraction form
    5,652.82/8,479.22 = 2,190.06/x
  3. Step 3: Cross multiply
    5,652.82x = 8,479.22 × 2,190.06
  4. Step 4: Simplify right side
    5,652.82x = 18,570,000.55
  5. Step 5: Solve for x
    x = 18,570,000.55/5,652.82
  6. Step 6: Final answer
    x = 3,285.09

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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.