Home / 6,837.36-10,255.88-1,906.80

Finding the Fourth Proportional to 6,837.36, 10,255.88 and 1,906.80

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Solution

The fourth proportional to 6,837.36, 10,255.88 and 1,906.80 is: 2,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.36 : 10,255.88 = 1,906.80 : x
  2. Step 2: Convert to fraction form
    6,837.36/10,255.88 = 1,906.80/x
  3. Step 3: Cross multiply
    6,837.36x = 10,255.88 × 1,906.80
  4. Step 4: Simplify right side
    6,837.36x = 19,555,911.98
  5. Step 5: Solve for x
    x = 19,555,911.98/6,837.36
  6. Step 6: Final answer
    x = 2,860.16

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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.