Home / 11,698.51-16,144.86-6,664.27

Finding the Fourth Proportional to 11,698.51, 16,144.86 and 6,664.27

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Solution

The fourth proportional to 11,698.51, 16,144.86 and 6,664.27 is: 9,197.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,698.51 : 16,144.86 = 6,664.27 : x
  2. Step 2: Convert to fraction form
    11,698.51/16,144.86 = 6,664.27/x
  3. Step 3: Cross multiply
    11,698.51x = 16,144.86 × 6,664.27
  4. Step 4: Simplify right side
    11,698.51x = 107,593,706.15
  5. Step 5: Solve for x
    x = 107,593,706.15/11,698.51
  6. Step 6: Final answer
    x = 9,197.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.