Home / 6,837.66-10,255-2,157.07

Finding the Fourth Proportional to 6,837.66, 10,255 and 2,157.07

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Solution

The fourth proportional to 6,837.66, 10,255 and 2,157.07 is: 3,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837.66 : 10,255 = 2,157.07 : x
  2. Step 2: Convert to fraction form
    6,837.66/10,255 = 2,157.07/x
  3. Step 3: Cross multiply
    6,837.66x = 10,255 × 2,157.07
  4. Step 4: Simplify right side
    6,837.66x = 22,120,752.85
  5. Step 5: Solve for x
    x = 22,120,752.85/6,837.66
  6. Step 6: Final answer
    x = 3,235.13

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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.