Home / 11,183.81-16,775.71-10,937.77

Finding the Fourth Proportional to 11,183.81, 16,775.71 and 10,937.77

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Solution

The fourth proportional to 11,183.81, 16,775.71 and 10,937.77 is: 16,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.81 : 16,775.71 = 10,937.77 : x
  2. Step 2: Convert to fraction form
    11,183.81/16,775.71 = 10,937.77/x
  3. Step 3: Cross multiply
    11,183.81x = 16,775.71 × 10,937.77
  4. Step 4: Simplify right side
    11,183.81x = 183,488,788.28
  5. Step 5: Solve for x
    x = 183,488,788.28/11,183.81
  6. Step 6: Final answer
    x = 16,406.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.