Home / 7,928.37-11,899.94-4,035.69

Finding the Fourth Proportional to 7,928.37, 11,899.94 and 4,035.69

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Solution

The fourth proportional to 7,928.37, 11,899.94 and 4,035.69 is: 6,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.37 : 11,899.94 = 4,035.69 : x
  2. Step 2: Convert to fraction form
    7,928.37/11,899.94 = 4,035.69/x
  3. Step 3: Cross multiply
    7,928.37x = 11,899.94 × 4,035.69
  4. Step 4: Simplify right side
    7,928.37x = 48,024,468.86
  5. Step 5: Solve for x
    x = 48,024,468.86/7,928.37
  6. Step 6: Final answer
    x = 6,057.29

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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.