Home / 2,616.56-3,608.92-1,683.44

Finding the Fourth Proportional to 2,616.56, 3,608.92 and 1,683.44

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Solution

The fourth proportional to 2,616.56, 3,608.92 and 1,683.44 is: 2,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.56 : 3,608.92 = 1,683.44 : x
  2. Step 2: Convert to fraction form
    2,616.56/3,608.92 = 1,683.44/x
  3. Step 3: Cross multiply
    2,616.56x = 3,608.92 × 1,683.44
  4. Step 4: Simplify right side
    2,616.56x = 6,075,400.28
  5. Step 5: Solve for x
    x = 6,075,400.28/2,616.56
  6. Step 6: Final answer
    x = 2,321.90

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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.