Home / 5,449.03-8,174.45-2,162.14

Finding the Fourth Proportional to 5,449.03, 8,174.45 and 2,162.14

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Solution

The fourth proportional to 5,449.03, 8,174.45 and 2,162.14 is: 3,243.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.03 : 8,174.45 = 2,162.14 : x
  2. Step 2: Convert to fraction form
    5,449.03/8,174.45 = 2,162.14/x
  3. Step 3: Cross multiply
    5,449.03x = 8,174.45 × 2,162.14
  4. Step 4: Simplify right side
    5,449.03x = 17,674,305.32
  5. Step 5: Solve for x
    x = 17,674,305.32/5,449.03
  6. Step 6: Final answer
    x = 3,243.57

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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.