Home / 5,449.08-8,177.97-2,164.50

Finding the Fourth Proportional to 5,449.08, 8,177.97 and 2,164.50

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Solution

The fourth proportional to 5,449.08, 8,177.97 and 2,164.50 is: 3,248.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,449.08 : 8,177.97 = 2,164.50 : x
  2. Step 2: Convert to fraction form
    5,449.08/8,177.97 = 2,164.50/x
  3. Step 3: Cross multiply
    5,449.08x = 8,177.97 × 2,164.50
  4. Step 4: Simplify right side
    5,449.08x = 17,701,216.07
  5. Step 5: Solve for x
    x = 17,701,216.07/5,449.08
  6. Step 6: Final answer
    x = 3,248.48

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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.