Home / 11,246.08-16,870.74-3,455.56

Finding the Fourth Proportional to 11,246.08, 16,870.74 and 3,455.56

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Solution

The fourth proportional to 11,246.08, 16,870.74 and 3,455.56 is: 5,183.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.08 : 16,870.74 = 3,455.56 : x
  2. Step 2: Convert to fraction form
    11,246.08/16,870.74 = 3,455.56/x
  3. Step 3: Cross multiply
    11,246.08x = 16,870.74 × 3,455.56
  4. Step 4: Simplify right side
    11,246.08x = 58,297,854.31
  5. Step 5: Solve for x
    x = 58,297,854.31/11,246.08
  6. Step 6: Final answer
    x = 5,183.84

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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.