Home / 11,798.32-17,704.68-4,871.92

Finding the Fourth Proportional to 11,798.32, 17,704.68 and 4,871.92

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Solution

The fourth proportional to 11,798.32, 17,704.68 and 4,871.92 is: 7,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,798.32 : 17,704.68 = 4,871.92 : x
  2. Step 2: Convert to fraction form
    11,798.32/17,704.68 = 4,871.92/x
  3. Step 3: Cross multiply
    11,798.32x = 17,704.68 × 4,871.92
  4. Step 4: Simplify right side
    11,798.32x = 86,255,784.59
  5. Step 5: Solve for x
    x = 86,255,784.59/11,798.32
  6. Step 6: Final answer
    x = 7,310.85

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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.