Home / 10,898.63-16,348.09-3,107.44

Finding the Fourth Proportional to 10,898.63, 16,348.09 and 3,107.44

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Solution

The fourth proportional to 10,898.63, 16,348.09 and 3,107.44 is: 4,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.63 : 16,348.09 = 3,107.44 : x
  2. Step 2: Convert to fraction form
    10,898.63/16,348.09 = 3,107.44/x
  3. Step 3: Cross multiply
    10,898.63x = 16,348.09 × 3,107.44
  4. Step 4: Simplify right side
    10,898.63x = 50,800,660.15
  5. Step 5: Solve for x
    x = 50,800,660.15/10,898.63
  6. Step 6: Final answer
    x = 4,661.20

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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.