Home / 11,767.57-16,239.36-6,462.50

Finding the Fourth Proportional to 11,767.57, 16,239.36 and 6,462.50

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Solution

The fourth proportional to 11,767.57, 16,239.36 and 6,462.50 is: 8,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.57 : 16,239.36 = 6,462.50 : x
  2. Step 2: Convert to fraction form
    11,767.57/16,239.36 = 6,462.50/x
  3. Step 3: Cross multiply
    11,767.57x = 16,239.36 × 6,462.50
  4. Step 4: Simplify right side
    11,767.57x = 104,946,898.38
  5. Step 5: Solve for x
    x = 104,946,898.38/11,767.57
  6. Step 6: Final answer
    x = 8,918.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.