Home / 2,738.08-3,777.16-1,853.56

Finding the Fourth Proportional to 2,738.08, 3,777.16 and 1,853.56

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Solution

The fourth proportional to 2,738.08, 3,777.16 and 1,853.56 is: 2,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738.08 : 3,777.16 = 1,853.56 : x
  2. Step 2: Convert to fraction form
    2,738.08/3,777.16 = 1,853.56/x
  3. Step 3: Cross multiply
    2,738.08x = 3,777.16 × 1,853.56
  4. Step 4: Simplify right side
    2,738.08x = 7,001,192.69
  5. Step 5: Solve for x
    x = 7,001,192.69/2,738.08
  6. Step 6: Final answer
    x = 2,556.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.