Home / 11,836.50-17,754.89-3,070.89

Finding the Fourth Proportional to 11,836.50, 17,754.89 and 3,070.89

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Solution

The fourth proportional to 11,836.50, 17,754.89 and 3,070.89 is: 4,606.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.50 : 17,754.89 = 3,070.89 : x
  2. Step 2: Convert to fraction form
    11,836.50/17,754.89 = 3,070.89/x
  3. Step 3: Cross multiply
    11,836.50x = 17,754.89 × 3,070.89
  4. Step 4: Simplify right side
    11,836.50x = 54,523,298.80
  5. Step 5: Solve for x
    x = 54,523,298.80/11,836.50
  6. Step 6: Final answer
    x = 4,606.37

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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.