Home / 3,079.66-4,249.86-1,884.44

Finding the Fourth Proportional to 3,079.66, 4,249.86 and 1,884.44

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Solution

The fourth proportional to 3,079.66, 4,249.86 and 1,884.44 is: 2,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.66 : 4,249.86 = 1,884.44 : x
  2. Step 2: Convert to fraction form
    3,079.66/4,249.86 = 1,884.44/x
  3. Step 3: Cross multiply
    3,079.66x = 4,249.86 × 1,884.44
  4. Step 4: Simplify right side
    3,079.66x = 8,008,606.18
  5. Step 5: Solve for x
    x = 8,008,606.18/3,079.66
  6. Step 6: Final answer
    x = 2,600.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.