Home / 11,500.40-17,257.24-4,836.37

Finding the Fourth Proportional to 11,500.40, 17,257.24 and 4,836.37

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Solution

The fourth proportional to 11,500.40, 17,257.24 and 4,836.37 is: 7,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,500.40 : 17,257.24 = 4,836.37 : x
  2. Step 2: Convert to fraction form
    11,500.40/17,257.24 = 4,836.37/x
  3. Step 3: Cross multiply
    11,500.40x = 17,257.24 × 4,836.37
  4. Step 4: Simplify right side
    11,500.40x = 83,462,311.53
  5. Step 5: Solve for x
    x = 83,462,311.53/11,500.40
  6. Step 6: Final answer
    x = 7,257.34

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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.