Home / 11,726.70-17,587.21-3,404.45

Finding the Fourth Proportional to 11,726.70, 17,587.21 and 3,404.45

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Solution

The fourth proportional to 11,726.70, 17,587.21 and 3,404.45 is: 5,105.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726.70 : 17,587.21 = 3,404.45 : x
  2. Step 2: Convert to fraction form
    11,726.70/17,587.21 = 3,404.45/x
  3. Step 3: Cross multiply
    11,726.70x = 17,587.21 × 3,404.45
  4. Step 4: Simplify right side
    11,726.70x = 59,874,777.08
  5. Step 5: Solve for x
    x = 59,874,777.08/11,726.70
  6. Step 6: Final answer
    x = 5,105.85

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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.