Home / 6,529.22-9,791.75-2,145.67

Finding the Fourth Proportional to 6,529.22, 9,791.75 and 2,145.67

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Solution

The fourth proportional to 6,529.22, 9,791.75 and 2,145.67 is: 3,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,529.22 : 9,791.75 = 2,145.67 : x
  2. Step 2: Convert to fraction form
    6,529.22/9,791.75 = 2,145.67/x
  3. Step 3: Cross multiply
    6,529.22x = 9,791.75 × 2,145.67
  4. Step 4: Simplify right side
    6,529.22x = 21,009,815.26
  5. Step 5: Solve for x
    x = 21,009,815.26/6,529.22
  6. Step 6: Final answer
    x = 3,217.81

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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.