Home / 1,973.09-2,734.62-1,936.19

Finding the Fourth Proportional to 1,973.09, 2,734.62 and 1,936.19

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Solution

The fourth proportional to 1,973.09, 2,734.62 and 1,936.19 is: 2,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.09 : 2,734.62 = 1,936.19 : x
  2. Step 2: Convert to fraction form
    1,973.09/2,734.62 = 1,936.19/x
  3. Step 3: Cross multiply
    1,973.09x = 2,734.62 × 1,936.19
  4. Step 4: Simplify right side
    1,973.09x = 5,294,737.49
  5. Step 5: Solve for x
    x = 5,294,737.49/1,973.09
  6. Step 6: Final answer
    x = 2,683.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.