Home / 4,214.94-6,321.06-1,993.47

Finding the Fourth Proportional to 4,214.94, 6,321.06 and 1,993.47

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Solution

The fourth proportional to 4,214.94, 6,321.06 and 1,993.47 is: 2,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.94 : 6,321.06 = 1,993.47 : x
  2. Step 2: Convert to fraction form
    4,214.94/6,321.06 = 1,993.47/x
  3. Step 3: Cross multiply
    4,214.94x = 6,321.06 × 1,993.47
  4. Step 4: Simplify right side
    4,214.94x = 12,600,843.48
  5. Step 5: Solve for x
    x = 12,600,843.48/4,214.94
  6. Step 6: Final answer
    x = 2,989.57

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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.