Home / 11,492.33-17,239.07-3,172.16

Finding the Fourth Proportional to 11,492.33, 17,239.07 and 3,172.16

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Solution

The fourth proportional to 11,492.33, 17,239.07 and 3,172.16 is: 4,758.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,492.33 : 17,239.07 = 3,172.16 : x
  2. Step 2: Convert to fraction form
    11,492.33/17,239.07 = 3,172.16/x
  3. Step 3: Cross multiply
    11,492.33x = 17,239.07 × 3,172.16
  4. Step 4: Simplify right side
    11,492.33x = 54,685,002.10
  5. Step 5: Solve for x
    x = 54,685,002.10/11,492.33
  6. Step 6: Final answer
    x = 4,758.39

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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.