Home / 11,121.07-16,682.85-3,726.04

Finding the Fourth Proportional to 11,121.07, 16,682.85 and 3,726.04

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Solution

The fourth proportional to 11,121.07, 16,682.85 and 3,726.04 is: 5,589.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121.07 : 16,682.85 = 3,726.04 : x
  2. Step 2: Convert to fraction form
    11,121.07/16,682.85 = 3,726.04/x
  3. Step 3: Cross multiply
    11,121.07x = 16,682.85 × 3,726.04
  4. Step 4: Simplify right side
    11,121.07x = 62,160,924.71
  5. Step 5: Solve for x
    x = 62,160,924.71/11,121.07
  6. Step 6: Final answer
    x = 5,589.47

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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.