Home / 11,475.20-17,198.45-4,893.71

Finding the Fourth Proportional to 11,475.20, 17,198.45 and 4,893.71

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Solution

The fourth proportional to 11,475.20, 17,198.45 and 4,893.71 is: 7,334.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.20 : 17,198.45 = 4,893.71 : x
  2. Step 2: Convert to fraction form
    11,475.20/17,198.45 = 4,893.71/x
  3. Step 3: Cross multiply
    11,475.20x = 17,198.45 × 4,893.71
  4. Step 4: Simplify right side
    11,475.20x = 84,164,116.29
  5. Step 5: Solve for x
    x = 84,164,116.29/11,475.20
  6. Step 6: Final answer
    x = 7,334.44

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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.