Home / 11,107.02-16,660.50-3,711.48

Finding the Fourth Proportional to 11,107.02, 16,660.50 and 3,711.48

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Solution

The fourth proportional to 11,107.02, 16,660.50 and 3,711.48 is: 5,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.02 : 16,660.50 = 3,711.48 : x
  2. Step 2: Convert to fraction form
    11,107.02/16,660.50 = 3,711.48/x
  3. Step 3: Cross multiply
    11,107.02x = 16,660.50 × 3,711.48
  4. Step 4: Simplify right side
    11,107.02x = 61,835,112.54
  5. Step 5: Solve for x
    x = 61,835,112.54/11,107.02
  6. Step 6: Final answer
    x = 5,567.21

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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.