Home / 10,916.62-16,361.23-4,669.30

Finding the Fourth Proportional to 10,916.62, 16,361.23 and 4,669.30

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Solution

The fourth proportional to 10,916.62, 16,361.23 and 4,669.30 is: 6,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,916.62 : 16,361.23 = 4,669.30 : x
  2. Step 2: Convert to fraction form
    10,916.62/16,361.23 = 4,669.30/x
  3. Step 3: Cross multiply
    10,916.62x = 16,361.23 × 4,669.30
  4. Step 4: Simplify right side
    10,916.62x = 76,395,491.24
  5. Step 5: Solve for x
    x = 76,395,491.24/10,916.62
  6. Step 6: Final answer
    x = 6,998.09

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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.