Home / 11,859.22-17,786.67-5,284.18

Finding the Fourth Proportional to 11,859.22, 17,786.67 and 5,284.18

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Solution

The fourth proportional to 11,859.22, 17,786.67 and 5,284.18 is: 7,925.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.22 : 17,786.67 = 5,284.18 : x
  2. Step 2: Convert to fraction form
    11,859.22/17,786.67 = 5,284.18/x
  3. Step 3: Cross multiply
    11,859.22x = 17,786.67 × 5,284.18
  4. Step 4: Simplify right side
    11,859.22x = 93,987,965.88
  5. Step 5: Solve for x
    x = 93,987,965.88/11,859.22
  6. Step 6: Final answer
    x = 7,925.31

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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.