Home / 4,249.94-6,376.11-1,328.46

Finding the Fourth Proportional to 4,249.94, 6,376.11 and 1,328.46

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Solution

The fourth proportional to 4,249.94, 6,376.11 and 1,328.46 is: 1,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.94 : 6,376.11 = 1,328.46 : x
  2. Step 2: Convert to fraction form
    4,249.94/6,376.11 = 1,328.46/x
  3. Step 3: Cross multiply
    4,249.94x = 6,376.11 × 1,328.46
  4. Step 4: Simplify right side
    4,249.94x = 8,470,407.09
  5. Step 5: Solve for x
    x = 8,470,407.09/4,249.94
  6. Step 6: Final answer
    x = 1,993.07

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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.