Home / 11,829.53-16,324.20-6,790.20

Finding the Fourth Proportional to 11,829.53, 16,324.20 and 6,790.20

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Solution

The fourth proportional to 11,829.53, 16,324.20 and 6,790.20 is: 9,370.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.53 : 16,324.20 = 6,790.20 : x
  2. Step 2: Convert to fraction form
    11,829.53/16,324.20 = 6,790.20/x
  3. Step 3: Cross multiply
    11,829.53x = 16,324.20 × 6,790.20
  4. Step 4: Simplify right side
    11,829.53x = 110,844,582.84
  5. Step 5: Solve for x
    x = 110,844,582.84/11,829.53
  6. Step 6: Final answer
    x = 9,370.16

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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.