Home / 6,371.07-9,553.40-2,209.97

Finding the Fourth Proportional to 6,371.07, 9,553.40 and 2,209.97

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Solution

The fourth proportional to 6,371.07, 9,553.40 and 2,209.97 is: 3,313.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.07 : 9,553.40 = 2,209.97 : x
  2. Step 2: Convert to fraction form
    6,371.07/9,553.40 = 2,209.97/x
  3. Step 3: Cross multiply
    6,371.07x = 9,553.40 × 2,209.97
  4. Step 4: Simplify right side
    6,371.07x = 21,112,685.16
  5. Step 5: Solve for x
    x = 21,112,685.16/6,371.07
  6. Step 6: Final answer
    x = 3,313.84

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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.