Home / 3,079.06-4,249.18-1,752.74

Finding the Fourth Proportional to 3,079.06, 4,249.18 and 1,752.74

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Solution

The fourth proportional to 3,079.06, 4,249.18 and 1,752.74 is: 2,418.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.06 : 4,249.18 = 1,752.74 : x
  2. Step 2: Convert to fraction form
    3,079.06/4,249.18 = 1,752.74/x
  3. Step 3: Cross multiply
    3,079.06x = 4,249.18 × 1,752.74
  4. Step 4: Simplify right side
    3,079.06x = 7,447,707.75
  5. Step 5: Solve for x
    x = 7,447,707.75/3,079.06
  6. Step 6: Final answer
    x = 2,418.83

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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.