Home / 11,962.36-16,508.82-7,247.80

Finding the Fourth Proportional to 11,962.36, 16,508.82 and 7,247.80

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Solution

The fourth proportional to 11,962.36, 16,508.82 and 7,247.80 is: 10,002.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.36 : 16,508.82 = 7,247.80 : x
  2. Step 2: Convert to fraction form
    11,962.36/16,508.82 = 7,247.80/x
  3. Step 3: Cross multiply
    11,962.36x = 16,508.82 × 7,247.80
  4. Step 4: Simplify right side
    11,962.36x = 119,652,625.60
  5. Step 5: Solve for x
    x = 119,652,625.60/11,962.36
  6. Step 6: Final answer
    x = 10,002.43

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1.5x scale

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.