Home / 7,010.79-10,516.46-2,850.71

Finding the Fourth Proportional to 7,010.79, 10,516.46 and 2,850.71

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Solution

The fourth proportional to 7,010.79, 10,516.46 and 2,850.71 is: 4,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.79 : 10,516.46 = 2,850.71 : x
  2. Step 2: Convert to fraction form
    7,010.79/10,516.46 = 2,850.71/x
  3. Step 3: Cross multiply
    7,010.79x = 10,516.46 × 2,850.71
  4. Step 4: Simplify right side
    7,010.79x = 29,979,310.85
  5. Step 5: Solve for x
    x = 29,979,310.85/7,010.79
  6. Step 6: Final answer
    x = 4,276.17

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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.