Home / 6,743.75-10,114.83-1,813.77

Finding the Fourth Proportional to 6,743.75, 10,114.83 and 1,813.77

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Solution

The fourth proportional to 6,743.75, 10,114.83 and 1,813.77 is: 2,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.75 : 10,114.83 = 1,813.77 : x
  2. Step 2: Convert to fraction form
    6,743.75/10,114.83 = 1,813.77/x
  3. Step 3: Cross multiply
    6,743.75x = 10,114.83 × 1,813.77
  4. Step 4: Simplify right side
    6,743.75x = 18,345,975.21
  5. Step 5: Solve for x
    x = 18,345,975.21/6,743.75
  6. Step 6: Final answer
    x = 2,720.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.