Home / 2,795.08-4,192.62-1,255

Finding the Fourth Proportional to 2,795.08, 4,192.62 and 1,255

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Solution

The fourth proportional to 2,795.08, 4,192.62 and 1,255 is: 1,882.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.08 : 4,192.62 = 1,255 : x
  2. Step 2: Convert to fraction form
    2,795.08/4,192.62 = 1,255/x
  3. Step 3: Cross multiply
    2,795.08x = 4,192.62 × 1,255
  4. Step 4: Simplify right side
    2,795.08x = 5,261,738.10
  5. Step 5: Solve for x
    x = 5,261,738.10/2,795.08
  6. Step 6: Final answer
    x = 1,882.50

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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.