Home / 11,805.09-17,707.70-4,400.88

Finding the Fourth Proportional to 11,805.09, 17,707.70 and 4,400.88

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Solution

The fourth proportional to 11,805.09, 17,707.70 and 4,400.88 is: 6,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,805.09 : 17,707.70 = 4,400.88 : x
  2. Step 2: Convert to fraction form
    11,805.09/17,707.70 = 4,400.88/x
  3. Step 3: Cross multiply
    11,805.09x = 17,707.70 × 4,400.88
  4. Step 4: Simplify right side
    11,805.09x = 77,929,462.78
  5. Step 5: Solve for x
    x = 77,929,462.78/11,805.09
  6. Step 6: Final answer
    x = 6,601.34

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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.