Home / 6,722.30-10,083.45-3,806.30

Finding the Fourth Proportional to 6,722.30, 10,083.45 and 3,806.30

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Solution

The fourth proportional to 6,722.30, 10,083.45 and 3,806.30 is: 5,709.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.30 : 10,083.45 = 3,806.30 : x
  2. Step 2: Convert to fraction form
    6,722.30/10,083.45 = 3,806.30/x
  3. Step 3: Cross multiply
    6,722.30x = 10,083.45 × 3,806.30
  4. Step 4: Simplify right side
    6,722.30x = 38,380,635.74
  5. Step 5: Solve for x
    x = 38,380,635.74/6,722.30
  6. Step 6: Final answer
    x = 5,709.45

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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.