Home / 11,435.72-17,153.58-3,227.72

Finding the Fourth Proportional to 11,435.72, 17,153.58 and 3,227.72

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Solution

The fourth proportional to 11,435.72, 17,153.58 and 3,227.72 is: 4,841.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435.72 : 17,153.58 = 3,227.72 : x
  2. Step 2: Convert to fraction form
    11,435.72/17,153.58 = 3,227.72/x
  3. Step 3: Cross multiply
    11,435.72x = 17,153.58 × 3,227.72
  4. Step 4: Simplify right side
    11,435.72x = 55,366,953.24
  5. Step 5: Solve for x
    x = 55,366,953.24/11,435.72
  6. Step 6: Final answer
    x = 4,841.58

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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.