Home / 11,410.20-17,107.90-4,834.60

Finding the Fourth Proportional to 11,410.20, 17,107.90 and 4,834.60

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Solution

The fourth proportional to 11,410.20, 17,107.90 and 4,834.60 is: 7,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.20 : 17,107.90 = 4,834.60 : x
  2. Step 2: Convert to fraction form
    11,410.20/17,107.90 = 4,834.60/x
  3. Step 3: Cross multiply
    11,410.20x = 17,107.90 × 4,834.60
  4. Step 4: Simplify right side
    11,410.20x = 82,709,853.34
  5. Step 5: Solve for x
    x = 82,709,853.34/11,410.20
  6. Step 6: Final answer
    x = 7,248.76

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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.