Home / 11,340.75-17,009.76-3,021.37

Finding the Fourth Proportional to 11,340.75, 17,009.76 and 3,021.37

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Solution

The fourth proportional to 11,340.75, 17,009.76 and 3,021.37 is: 4,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,340.75 : 17,009.76 = 3,021.37 : x
  2. Step 2: Convert to fraction form
    11,340.75/17,009.76 = 3,021.37/x
  3. Step 3: Cross multiply
    11,340.75x = 17,009.76 × 3,021.37
  4. Step 4: Simplify right side
    11,340.75x = 51,392,778.57
  5. Step 5: Solve for x
    x = 51,392,778.57/11,340.75
  6. Step 6: Final answer
    x = 4,531.69

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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.