Home / 11,828.80-16,323.72-6,793.34

Finding the Fourth Proportional to 11,828.80, 16,323.72 and 6,793.34

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Solution

The fourth proportional to 11,828.80, 16,323.72 and 6,793.34 is: 9,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.80 : 16,323.72 = 6,793.34 : x
  2. Step 2: Convert to fraction form
    11,828.80/16,323.72 = 6,793.34/x
  3. Step 3: Cross multiply
    11,828.80x = 16,323.72 × 6,793.34
  4. Step 4: Simplify right side
    11,828.80x = 110,892,580.02
  5. Step 5: Solve for x
    x = 110,892,580.02/11,828.80
  6. Step 6: Final answer
    x = 9,374.80

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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.