Home / 4,160.56-6,239.14-2,079.80

Finding the Fourth Proportional to 4,160.56, 6,239.14 and 2,079.80

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Solution

The fourth proportional to 4,160.56, 6,239.14 and 2,079.80 is: 3,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.56 : 6,239.14 = 2,079.80 : x
  2. Step 2: Convert to fraction form
    4,160.56/6,239.14 = 2,079.80/x
  3. Step 3: Cross multiply
    4,160.56x = 6,239.14 × 2,079.80
  4. Step 4: Simplify right side
    4,160.56x = 12,976,163.37
  5. Step 5: Solve for x
    x = 12,976,163.37/4,160.56
  6. Step 6: Final answer
    x = 3,118.85

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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.