Home / 11,219.02-16,826.10-4,198.75

Finding the Fourth Proportional to 11,219.02, 16,826.10 and 4,198.75

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Solution

The fourth proportional to 11,219.02, 16,826.10 and 4,198.75 is: 6,297.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,219.02 : 16,826.10 = 4,198.75 : x
  2. Step 2: Convert to fraction form
    11,219.02/16,826.10 = 4,198.75/x
  3. Step 3: Cross multiply
    11,219.02x = 16,826.10 × 4,198.75
  4. Step 4: Simplify right side
    11,219.02x = 70,648,587.38
  5. Step 5: Solve for x
    x = 70,648,587.38/11,219.02
  6. Step 6: Final answer
    x = 6,297.22

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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.