Home / 11,501.88-17,255.96-4,107.09

Finding the Fourth Proportional to 11,501.88, 17,255.96 and 4,107.09

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Solution

The fourth proportional to 11,501.88, 17,255.96 and 4,107.09 is: 6,161.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,501.88 : 17,255.96 = 4,107.09 : x
  2. Step 2: Convert to fraction form
    11,501.88/17,255.96 = 4,107.09/x
  3. Step 3: Cross multiply
    11,501.88x = 17,255.96 × 4,107.09
  4. Step 4: Simplify right side
    11,501.88x = 70,871,760.22
  5. Step 5: Solve for x
    x = 70,871,760.22/11,501.88
  6. Step 6: Final answer
    x = 6,161.75

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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.