Home / 10,898.28-16,347.44-3,107.08

Finding the Fourth Proportional to 10,898.28, 16,347.44 and 3,107.08

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Solution

The fourth proportional to 10,898.28, 16,347.44 and 3,107.08 is: 4,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.28 : 16,347.44 = 3,107.08 : x
  2. Step 2: Convert to fraction form
    10,898.28/16,347.44 = 3,107.08/x
  3. Step 3: Cross multiply
    10,898.28x = 16,347.44 × 3,107.08
  4. Step 4: Simplify right side
    10,898.28x = 50,792,803.88
  5. Step 5: Solve for x
    x = 50,792,803.88/10,898.28
  6. Step 6: Final answer
    x = 4,660.63

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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.