Home / 2,556.06-3,830.73-1,015.26

Finding the Fourth Proportional to 2,556.06, 3,830.73 and 1,015.26

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Solution

The fourth proportional to 2,556.06, 3,830.73 and 1,015.26 is: 1,521.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,556.06 : 3,830.73 = 1,015.26 : x
  2. Step 2: Convert to fraction form
    2,556.06/3,830.73 = 1,015.26/x
  3. Step 3: Cross multiply
    2,556.06x = 3,830.73 × 1,015.26
  4. Step 4: Simplify right side
    2,556.06x = 3,889,186.94
  5. Step 5: Solve for x
    x = 3,889,186.94/2,556.06
  6. Step 6: Final answer
    x = 1,521.56

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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.