Home / 4,118.25-5,683.19-2,255.25

Finding the Fourth Proportional to 4,118.25, 5,683.19 and 2,255.25

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Solution

The fourth proportional to 4,118.25, 5,683.19 and 2,255.25 is: 3,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.25 : 5,683.19 = 2,255.25 : x
  2. Step 2: Convert to fraction form
    4,118.25/5,683.19 = 2,255.25/x
  3. Step 3: Cross multiply
    4,118.25x = 5,683.19 × 2,255.25
  4. Step 4: Simplify right side
    4,118.25x = 12,817,002.97
  5. Step 5: Solve for x
    x = 12,817,002.97/4,118.25
  6. Step 6: Final answer
    x = 3,112.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.