Home / 5,410.23-8,110.44-2,122.44

Finding the Fourth Proportional to 5,410.23, 8,110.44 and 2,122.44

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Solution

The fourth proportional to 5,410.23, 8,110.44 and 2,122.44 is: 3,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.23 : 8,110.44 = 2,122.44 : x
  2. Step 2: Convert to fraction form
    5,410.23/8,110.44 = 2,122.44/x
  3. Step 3: Cross multiply
    5,410.23x = 8,110.44 × 2,122.44
  4. Step 4: Simplify right side
    5,410.23x = 17,213,915.03
  5. Step 5: Solve for x
    x = 17,213,915.03/5,410.23
  6. Step 6: Final answer
    x = 3,181.74

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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.