Home / 11,896.10-16,416.57-6,590.80

Finding the Fourth Proportional to 11,896.10, 16,416.57 and 6,590.80

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Solution

The fourth proportional to 11,896.10, 16,416.57 and 6,590.80 is: 9,095.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,896.10 : 16,416.57 = 6,590.80 : x
  2. Step 2: Convert to fraction form
    11,896.10/16,416.57 = 6,590.80/x
  3. Step 3: Cross multiply
    11,896.10x = 16,416.57 × 6,590.80
  4. Step 4: Simplify right side
    11,896.10x = 108,198,329.56
  5. Step 5: Solve for x
    x = 108,198,329.56/11,896.10
  6. Step 6: Final answer
    x = 9,095.28

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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.