Home / 3,683.90-5,083.86-2,192.96

Finding the Fourth Proportional to 3,683.90, 5,083.86 and 2,192.96

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Solution

The fourth proportional to 3,683.90, 5,083.86 and 2,192.96 is: 3,026.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,683.90 : 5,083.86 = 2,192.96 : x
  2. Step 2: Convert to fraction form
    3,683.90/5,083.86 = 2,192.96/x
  3. Step 3: Cross multiply
    3,683.90x = 5,083.86 × 2,192.96
  4. Step 4: Simplify right side
    3,683.90x = 11,148,701.63
  5. Step 5: Solve for x
    x = 11,148,701.63/3,683.90
  6. Step 6: Final answer
    x = 3,026.33

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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.