Home / 6,450.52-9,679.74-5,126.44

Finding the Fourth Proportional to 6,450.52, 9,679.74 and 5,126.44

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Solution

The fourth proportional to 6,450.52, 9,679.74 and 5,126.44 is: 7,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.52 : 9,679.74 = 5,126.44 : x
  2. Step 2: Convert to fraction form
    6,450.52/9,679.74 = 5,126.44/x
  3. Step 3: Cross multiply
    6,450.52x = 9,679.74 × 5,126.44
  4. Step 4: Simplify right side
    6,450.52x = 49,622,606.33
  5. Step 5: Solve for x
    x = 49,622,606.33/6,450.52
  6. Step 6: Final answer
    x = 7,692.81

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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.