Home / 5,499.66-8,249.42-1,339.74

Finding the Fourth Proportional to 5,499.66, 8,249.42 and 1,339.74

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Solution

The fourth proportional to 5,499.66, 8,249.42 and 1,339.74 is: 2,009.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499.66 : 8,249.42 = 1,339.74 : x
  2. Step 2: Convert to fraction form
    5,499.66/8,249.42 = 1,339.74/x
  3. Step 3: Cross multiply
    5,499.66x = 8,249.42 × 1,339.74
  4. Step 4: Simplify right side
    5,499.66x = 11,052,077.95
  5. Step 5: Solve for x
    x = 11,052,077.95/5,499.66
  6. Step 6: Final answer
    x = 2,009.59

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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.