Home / 6,486.08-9,727.68-2,589.44

Finding the Fourth Proportional to 6,486.08, 9,727.68 and 2,589.44

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Solution

The fourth proportional to 6,486.08, 9,727.68 and 2,589.44 is: 3,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,486.08 : 9,727.68 = 2,589.44 : x
  2. Step 2: Convert to fraction form
    6,486.08/9,727.68 = 2,589.44/x
  3. Step 3: Cross multiply
    6,486.08x = 9,727.68 × 2,589.44
  4. Step 4: Simplify right side
    6,486.08x = 25,189,243.70
  5. Step 5: Solve for x
    x = 25,189,243.70/6,486.08
  6. Step 6: Final answer
    x = 3,883.59

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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.