Home / 7,022.46-10,534.83-2,640.27

Finding the Fourth Proportional to 7,022.46, 10,534.83 and 2,640.27

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Solution

The fourth proportional to 7,022.46, 10,534.83 and 2,640.27 is: 3,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.46 : 10,534.83 = 2,640.27 : x
  2. Step 2: Convert to fraction form
    7,022.46/10,534.83 = 2,640.27/x
  3. Step 3: Cross multiply
    7,022.46x = 10,534.83 × 2,640.27
  4. Step 4: Simplify right side
    7,022.46x = 27,814,795.60
  5. Step 5: Solve for x
    x = 27,814,795.60/7,022.46
  6. Step 6: Final answer
    x = 3,960.83

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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.