Home / 5,455.23-8,164.22-3,374.34

Finding the Fourth Proportional to 5,455.23, 8,164.22 and 3,374.34

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Solution

The fourth proportional to 5,455.23, 8,164.22 and 3,374.34 is: 5,049.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.23 : 8,164.22 = 3,374.34 : x
  2. Step 2: Convert to fraction form
    5,455.23/8,164.22 = 3,374.34/x
  3. Step 3: Cross multiply
    5,455.23x = 8,164.22 × 3,374.34
  4. Step 4: Simplify right side
    5,455.23x = 27,548,837.24
  5. Step 5: Solve for x
    x = 27,548,837.24/5,455.23
  6. Step 6: Final answer
    x = 5,049.99

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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.