Home / 11,890.73-17,836.02-3,006.05

Finding the Fourth Proportional to 11,890.73, 17,836.02 and 3,006.05

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Solution

The fourth proportional to 11,890.73, 17,836.02 and 3,006.05 is: 4,509.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.73 : 17,836.02 = 3,006.05 : x
  2. Step 2: Convert to fraction form
    11,890.73/17,836.02 = 3,006.05/x
  3. Step 3: Cross multiply
    11,890.73x = 17,836.02 × 3,006.05
  4. Step 4: Simplify right side
    11,890.73x = 53,616,023.63
  5. Step 5: Solve for x
    x = 53,616,023.63/11,890.73
  6. Step 6: Final answer
    x = 4,509.06

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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.