Home / 11,238.63-16,858.34-4,217.93

Finding the Fourth Proportional to 11,238.63, 16,858.34 and 4,217.93

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Solution

The fourth proportional to 11,238.63, 16,858.34 and 4,217.93 is: 6,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.63 : 16,858.34 = 4,217.93 : x
  2. Step 2: Convert to fraction form
    11,238.63/16,858.34 = 4,217.93/x
  3. Step 3: Cross multiply
    11,238.63x = 16,858.34 × 4,217.93
  4. Step 4: Simplify right side
    11,238.63x = 71,107,192.65
  5. Step 5: Solve for x
    x = 71,107,192.65/11,238.63
  6. Step 6: Final answer
    x = 6,327.03

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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.