Home / 11,763.63-16,234.93-6,726.85

Finding the Fourth Proportional to 11,763.63, 16,234.93 and 6,726.85

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Solution

The fourth proportional to 11,763.63, 16,234.93 and 6,726.85 is: 9,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.63 : 16,234.93 = 6,726.85 : x
  2. Step 2: Convert to fraction form
    11,763.63/16,234.93 = 6,726.85/x
  3. Step 3: Cross multiply
    11,763.63x = 16,234.93 × 6,726.85
  4. Step 4: Simplify right side
    11,763.63x = 109,209,906.69
  5. Step 5: Solve for x
    x = 109,209,906.69/11,763.63
  6. Step 6: Final answer
    x = 9,283.69

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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.