Home / 5,144.75-7,727.46-3,068.81

Finding the Fourth Proportional to 5,144.75, 7,727.46 and 3,068.81

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Solution

The fourth proportional to 5,144.75, 7,727.46 and 3,068.81 is: 4,609.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.75 : 7,727.46 = 3,068.81 : x
  2. Step 2: Convert to fraction form
    5,144.75/7,727.46 = 3,068.81/x
  3. Step 3: Cross multiply
    5,144.75x = 7,727.46 × 3,068.81
  4. Step 4: Simplify right side
    5,144.75x = 23,714,060.35
  5. Step 5: Solve for x
    x = 23,714,060.35/5,144.75
  6. Step 6: Final answer
    x = 4,609.37

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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.