Home / 4,198.72-6,298.99-1,277.26

Finding the Fourth Proportional to 4,198.72, 6,298.99 and 1,277.26

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Solution

The fourth proportional to 4,198.72, 6,298.99 and 1,277.26 is: 1,916.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,198.72 : 6,298.99 = 1,277.26 : x
  2. Step 2: Convert to fraction form
    4,198.72/6,298.99 = 1,277.26/x
  3. Step 3: Cross multiply
    4,198.72x = 6,298.99 × 1,277.26
  4. Step 4: Simplify right side
    4,198.72x = 8,045,447.97
  5. Step 5: Solve for x
    x = 8,045,447.97/4,198.72
  6. Step 6: Final answer
    x = 1,916.17

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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.