Home / 11,661.51-17,492.27-2,896.43

Finding the Fourth Proportional to 11,661.51, 17,492.27 and 2,896.43

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Solution

The fourth proportional to 11,661.51, 17,492.27 and 2,896.43 is: 4,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,661.51 : 17,492.27 = 2,896.43 : x
  2. Step 2: Convert to fraction form
    11,661.51/17,492.27 = 2,896.43/x
  3. Step 3: Cross multiply
    11,661.51x = 17,492.27 × 2,896.43
  4. Step 4: Simplify right side
    11,661.51x = 50,665,033.65
  5. Step 5: Solve for x
    x = 50,665,033.65/11,661.51
  6. Step 6: Final answer
    x = 4,344.64

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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.