Home / 8,916.46-13,376.91-2,676.58

Finding the Fourth Proportional to 8,916.46, 13,376.91 and 2,676.58

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Solution

The fourth proportional to 8,916.46, 13,376.91 and 2,676.58 is: 4,015.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916.46 : 13,376.91 = 2,676.58 : x
  2. Step 2: Convert to fraction form
    8,916.46/13,376.91 = 2,676.58/x
  3. Step 3: Cross multiply
    8,916.46x = 13,376.91 × 2,676.58
  4. Step 4: Simplify right side
    8,916.46x = 35,804,396.52
  5. Step 5: Solve for x
    x = 35,804,396.52/8,916.46
  6. Step 6: Final answer
    x = 4,015.54

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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.