Home / 11,107.26-16,658.46-3,315.06

Finding the Fourth Proportional to 11,107.26, 16,658.46 and 3,315.06

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Solution

The fourth proportional to 11,107.26, 16,658.46 and 3,315.06 is: 4,971.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.26 : 16,658.46 = 3,315.06 : x
  2. Step 2: Convert to fraction form
    11,107.26/16,658.46 = 3,315.06/x
  3. Step 3: Cross multiply
    11,107.26x = 16,658.46 × 3,315.06
  4. Step 4: Simplify right side
    11,107.26x = 55,223,794.41
  5. Step 5: Solve for x
    x = 55,223,794.41/11,107.26
  6. Step 6: Final answer
    x = 4,971.86

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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.