Home / 3,394.51-4,683.83-1,902.49

Finding the Fourth Proportional to 3,394.51, 4,683.83 and 1,902.49

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Solution

The fourth proportional to 3,394.51, 4,683.83 and 1,902.49 is: 2,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,394.51 : 4,683.83 = 1,902.49 : x
  2. Step 2: Convert to fraction form
    3,394.51/4,683.83 = 1,902.49/x
  3. Step 3: Cross multiply
    3,394.51x = 4,683.83 × 1,902.49
  4. Step 4: Simplify right side
    3,394.51x = 8,910,918.51
  5. Step 5: Solve for x
    x = 8,910,918.51/3,394.51
  6. Step 6: Final answer
    x = 2,625.10

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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.