Home / 6,118.77-8,441.88-4,229.70

Finding the Fourth Proportional to 6,118.77, 8,441.88 and 4,229.70

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Solution

The fourth proportional to 6,118.77, 8,441.88 and 4,229.70 is: 5,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.77 : 8,441.88 = 4,229.70 : x
  2. Step 2: Convert to fraction form
    6,118.77/8,441.88 = 4,229.70/x
  3. Step 3: Cross multiply
    6,118.77x = 8,441.88 × 4,229.70
  4. Step 4: Simplify right side
    6,118.77x = 35,706,619.84
  5. Step 5: Solve for x
    x = 35,706,619.84/6,118.77
  6. Step 6: Final answer
    x = 5,835.59

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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.