Home / 11,800.55-16,284.81-6,765.07

Finding the Fourth Proportional to 11,800.55, 16,284.81 and 6,765.07

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Solution

The fourth proportional to 11,800.55, 16,284.81 and 6,765.07 is: 9,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800.55 : 16,284.81 = 6,765.07 : x
  2. Step 2: Convert to fraction form
    11,800.55/16,284.81 = 6,765.07/x
  3. Step 3: Cross multiply
    11,800.55x = 16,284.81 × 6,765.07
  4. Step 4: Simplify right side
    11,800.55x = 110,167,879.59
  5. Step 5: Solve for x
    x = 110,167,879.59/11,800.55
  6. Step 6: Final answer
    x = 9,335.83

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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.