Home / 4,185.09-6,276.56-1,993.23

Finding the Fourth Proportional to 4,185.09, 6,276.56 and 1,993.23

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Solution

The fourth proportional to 4,185.09, 6,276.56 and 1,993.23 is: 2,989.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.09 : 6,276.56 = 1,993.23 : x
  2. Step 2: Convert to fraction form
    4,185.09/6,276.56 = 1,993.23/x
  3. Step 3: Cross multiply
    4,185.09x = 6,276.56 × 1,993.23
  4. Step 4: Simplify right side
    4,185.09x = 12,510,617.72
  5. Step 5: Solve for x
    x = 12,510,617.72/4,185.09
  6. Step 6: Final answer
    x = 2,989.33

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Double scale
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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.