Home / 8,916.51-13,375.49-2,676.09

Finding the Fourth Proportional to 8,916.51, 13,375.49 and 2,676.09

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Solution

The fourth proportional to 8,916.51, 13,375.49 and 2,676.09 is: 4,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.51 : 13,375.49 = 2,676.09 : x
  2. Step 2: Convert to fraction form
    8,916.51/13,375.49 = 2,676.09/x
  3. Step 3: Cross multiply
    8,916.51x = 13,375.49 × 2,676.09
  4. Step 4: Simplify right side
    8,916.51x = 35,794,001.65
  5. Step 5: Solve for x
    x = 35,794,001.65/8,916.51
  6. Step 6: Final answer
    x = 4,014.35

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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.