Home / 9,199.45-13,796.87-3,931.86

Finding the Fourth Proportional to 9,199.45, 13,796.87 and 3,931.86

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Solution

The fourth proportional to 9,199.45, 13,796.87 and 3,931.86 is: 5,896.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.45 : 13,796.87 = 3,931.86 : x
  2. Step 2: Convert to fraction form
    9,199.45/13,796.87 = 3,931.86/x
  3. Step 3: Cross multiply
    9,199.45x = 13,796.87 × 3,931.86
  4. Step 4: Simplify right side
    9,199.45x = 54,247,272.63
  5. Step 5: Solve for x
    x = 54,247,272.63/9,199.45
  6. Step 6: Final answer
    x = 5,896.80

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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.