Home / 4,715.58-7,072.46-4,481.43

Finding the Fourth Proportional to 4,715.58, 7,072.46 and 4,481.43

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Solution

The fourth proportional to 4,715.58, 7,072.46 and 4,481.43 is: 6,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.58 : 7,072.46 = 4,481.43 : x
  2. Step 2: Convert to fraction form
    4,715.58/7,072.46 = 4,481.43/x
  3. Step 3: Cross multiply
    4,715.58x = 7,072.46 × 4,481.43
  4. Step 4: Simplify right side
    4,715.58x = 31,694,734.42
  5. Step 5: Solve for x
    x = 31,694,734.42/4,715.58
  6. Step 6: Final answer
    x = 6,721.28

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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.