Home / 11,284.89-16,928.11-2,964.90

Finding the Fourth Proportional to 11,284.89, 16,928.11 and 2,964.90

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Solution

The fourth proportional to 11,284.89, 16,928.11 and 2,964.90 is: 4,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284.89 : 16,928.11 = 2,964.90 : x
  2. Step 2: Convert to fraction form
    11,284.89/16,928.11 = 2,964.90/x
  3. Step 3: Cross multiply
    11,284.89x = 16,928.11 × 2,964.90
  4. Step 4: Simplify right side
    11,284.89x = 50,190,153.34
  5. Step 5: Solve for x
    x = 50,190,153.34/11,284.89
  6. Step 6: Final answer
    x = 4,447.55

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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.