Home / 10,916.88-16,375.33-3,522.08

Finding the Fourth Proportional to 10,916.88, 16,375.33 and 3,522.08

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Solution

The fourth proportional to 10,916.88, 16,375.33 and 3,522.08 is: 5,283.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.88 : 16,375.33 = 3,522.08 : x
  2. Step 2: Convert to fraction form
    10,916.88/16,375.33 = 3,522.08/x
  3. Step 3: Cross multiply
    10,916.88x = 16,375.33 × 3,522.08
  4. Step 4: Simplify right side
    10,916.88x = 57,675,267.63
  5. Step 5: Solve for x
    x = 57,675,267.63/10,916.88
  6. Step 6: Final answer
    x = 5,283.13

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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.