Home / 11,900.37-17,850.74-4,508.31

Finding the Fourth Proportional to 11,900.37, 17,850.74 and 4,508.31

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Solution

The fourth proportional to 11,900.37, 17,850.74 and 4,508.31 is: 6,762.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.37 : 17,850.74 = 4,508.31 : x
  2. Step 2: Convert to fraction form
    11,900.37/17,850.74 = 4,508.31/x
  3. Step 3: Cross multiply
    11,900.37x = 17,850.74 × 4,508.31
  4. Step 4: Simplify right side
    11,900.37x = 80,476,669.65
  5. Step 5: Solve for x
    x = 80,476,669.65/11,900.37
  6. Step 6: Final answer
    x = 6,762.54

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1.5x scale

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.