Home / 4,872.76-7,297.52-3,112.22

Finding the Fourth Proportional to 4,872.76, 7,297.52 and 3,112.22

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Solution

The fourth proportional to 4,872.76, 7,297.52 and 3,112.22 is: 4,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,872.76 : 7,297.52 = 3,112.22 : x
  2. Step 2: Convert to fraction form
    4,872.76/7,297.52 = 3,112.22/x
  3. Step 3: Cross multiply
    4,872.76x = 7,297.52 × 3,112.22
  4. Step 4: Simplify right side
    4,872.76x = 22,711,499.13
  5. Step 5: Solve for x
    x = 22,711,499.13/4,872.76
  6. Step 6: Final answer
    x = 4,660.91

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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.