Home / 6,319.24-9,475.68-3,687.64

Finding the Fourth Proportional to 6,319.24, 9,475.68 and 3,687.64

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Solution

The fourth proportional to 6,319.24, 9,475.68 and 3,687.64 is: 5,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.24 : 9,475.68 = 3,687.64 : x
  2. Step 2: Convert to fraction form
    6,319.24/9,475.68 = 3,687.64/x
  3. Step 3: Cross multiply
    6,319.24x = 9,475.68 × 3,687.64
  4. Step 4: Simplify right side
    6,319.24x = 34,942,896.60
  5. Step 5: Solve for x
    x = 34,942,896.60/6,319.24
  6. Step 6: Final answer
    x = 5,529.60

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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.