Home / 5,414.91-8,122.30-1,717.04

Finding the Fourth Proportional to 5,414.91, 8,122.30 and 1,717.04

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Solution

The fourth proportional to 5,414.91, 8,122.30 and 1,717.04 is: 2,575.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.91 : 8,122.30 = 1,717.04 : x
  2. Step 2: Convert to fraction form
    5,414.91/8,122.30 = 1,717.04/x
  3. Step 3: Cross multiply
    5,414.91x = 8,122.30 × 1,717.04
  4. Step 4: Simplify right side
    5,414.91x = 13,946,319.23
  5. Step 5: Solve for x
    x = 13,946,319.23/5,414.91
  6. Step 6: Final answer
    x = 2,575.54

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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.