Home / 11,189.16-16,784.46-3,791.07

Finding the Fourth Proportional to 11,189.16, 16,784.46 and 3,791.07

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Solution

The fourth proportional to 11,189.16, 16,784.46 and 3,791.07 is: 5,686.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189.16 : 16,784.46 = 3,791.07 : x
  2. Step 2: Convert to fraction form
    11,189.16/16,784.46 = 3,791.07/x
  3. Step 3: Cross multiply
    11,189.16x = 16,784.46 × 3,791.07
  4. Step 4: Simplify right side
    11,189.16x = 63,631,062.77
  5. Step 5: Solve for x
    x = 63,631,062.77/11,189.16
  6. Step 6: Final answer
    x = 5,686.85

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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.