Home / 2,683.37-3,703.41-1,621.19

Finding the Fourth Proportional to 2,683.37, 3,703.41 and 1,621.19

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Solution

The fourth proportional to 2,683.37, 3,703.41 and 1,621.19 is: 2,237.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,683.37 : 3,703.41 = 1,621.19 : x
  2. Step 2: Convert to fraction form
    2,683.37/3,703.41 = 1,621.19/x
  3. Step 3: Cross multiply
    2,683.37x = 3,703.41 × 1,621.19
  4. Step 4: Simplify right side
    2,683.37x = 6,003,912.74
  5. Step 5: Solve for x
    x = 6,003,912.74/2,683.37
  6. Step 6: Final answer
    x = 2,237.46

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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.