Home / 11,161.80-16,739.60-3,262.55

Finding the Fourth Proportional to 11,161.80, 16,739.60 and 3,262.55

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Solution

The fourth proportional to 11,161.80, 16,739.60 and 3,262.55 is: 4,892.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,161.80 : 16,739.60 = 3,262.55 : x
  2. Step 2: Convert to fraction form
    11,161.80/16,739.60 = 3,262.55/x
  3. Step 3: Cross multiply
    11,161.80x = 16,739.60 × 3,262.55
  4. Step 4: Simplify right side
    11,161.80x = 54,613,681.97
  5. Step 5: Solve for x
    x = 54,613,681.97/11,161.80
  6. Step 6: Final answer
    x = 4,892.91

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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.