Home / 12,150.91-16,767.77-6,846.79

Finding the Fourth Proportional to 12,150.91, 16,767.77 and 6,846.79

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Solution

The fourth proportional to 12,150.91, 16,767.77 and 6,846.79 is: 9,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.91 : 16,767.77 = 6,846.79 : x
  2. Step 2: Convert to fraction form
    12,150.91/16,767.77 = 6,846.79/x
  3. Step 3: Cross multiply
    12,150.91x = 16,767.77 × 6,846.79
  4. Step 4: Simplify right side
    12,150.91x = 114,805,333.24
  5. Step 5: Solve for x
    x = 114,805,333.24/12,150.91
  6. Step 6: Final answer
    x = 9,448.29

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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.