Home / 6,371.83-9,557.49-2,212.79

Finding the Fourth Proportional to 6,371.83, 9,557.49 and 2,212.79

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Solution

The fourth proportional to 6,371.83, 9,557.49 and 2,212.79 is: 3,319.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.83 : 9,557.49 = 2,212.79 : x
  2. Step 2: Convert to fraction form
    6,371.83/9,557.49 = 2,212.79/x
  3. Step 3: Cross multiply
    6,371.83x = 9,557.49 × 2,212.79
  4. Step 4: Simplify right side
    6,371.83x = 21,148,678.81
  5. Step 5: Solve for x
    x = 21,148,678.81/6,371.83
  6. Step 6: Final answer
    x = 3,319.09

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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.