Home / 6,115.56-9,170.16-2,994.18

Finding the Fourth Proportional to 6,115.56, 9,170.16 and 2,994.18

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Solution

The fourth proportional to 6,115.56, 9,170.16 and 2,994.18 is: 4,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.56 : 9,170.16 = 2,994.18 : x
  2. Step 2: Convert to fraction form
    6,115.56/9,170.16 = 2,994.18/x
  3. Step 3: Cross multiply
    6,115.56x = 9,170.16 × 2,994.18
  4. Step 4: Simplify right side
    6,115.56x = 27,457,109.67
  5. Step 5: Solve for x
    x = 27,457,109.67/6,115.56
  6. Step 6: Final answer
    x = 4,489.71

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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.