Home / 11,685.37-17,513.47-5,843.65

Finding the Fourth Proportional to 11,685.37, 17,513.47 and 5,843.65

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Solution

The fourth proportional to 11,685.37, 17,513.47 and 5,843.65 is: 8,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.37 : 17,513.47 = 5,843.65 : x
  2. Step 2: Convert to fraction form
    11,685.37/17,513.47 = 5,843.65/x
  3. Step 3: Cross multiply
    11,685.37x = 17,513.47 × 5,843.65
  4. Step 4: Simplify right side
    11,685.37x = 102,342,588.97
  5. Step 5: Solve for x
    x = 102,342,588.97/11,685.37
  6. Step 6: Final answer
    x = 8,758.18

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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.