Home / 11,881.09-16,395.68-6,575.93

Finding the Fourth Proportional to 11,881.09, 16,395.68 and 6,575.93

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Solution

The fourth proportional to 11,881.09, 16,395.68 and 6,575.93 is: 9,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881.09 : 16,395.68 = 6,575.93 : x
  2. Step 2: Convert to fraction form
    11,881.09/16,395.68 = 6,575.93/x
  3. Step 3: Cross multiply
    11,881.09x = 16,395.68 × 6,575.93
  4. Step 4: Simplify right side
    11,881.09x = 107,816,843.98
  5. Step 5: Solve for x
    x = 107,816,843.98/11,881.09
  6. Step 6: Final answer
    x = 9,074.66

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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.