Home / 4,843.13-6,683.68-2,855.39

Finding the Fourth Proportional to 4,843.13, 6,683.68 and 2,855.39

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Solution

The fourth proportional to 4,843.13, 6,683.68 and 2,855.39 is: 3,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,843.13 : 6,683.68 = 2,855.39 : x
  2. Step 2: Convert to fraction form
    4,843.13/6,683.68 = 2,855.39/x
  3. Step 3: Cross multiply
    4,843.13x = 6,683.68 × 2,855.39
  4. Step 4: Simplify right side
    4,843.13x = 19,084,483.19
  5. Step 5: Solve for x
    x = 19,084,483.19/4,843.13
  6. Step 6: Final answer
    x = 3,940.53

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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.