Home / 2,749.41-3,794.58-2,085.14

Finding the Fourth Proportional to 2,749.41, 3,794.58 and 2,085.14

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Solution

The fourth proportional to 2,749.41, 3,794.58 and 2,085.14 is: 2,877.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.41 : 3,794.58 = 2,085.14 : x
  2. Step 2: Convert to fraction form
    2,749.41/3,794.58 = 2,085.14/x
  3. Step 3: Cross multiply
    2,749.41x = 3,794.58 × 2,085.14
  4. Step 4: Simplify right side
    2,749.41x = 7,912,240.03
  5. Step 5: Solve for x
    x = 7,912,240.03/2,749.41
  6. Step 6: Final answer
    x = 2,877.80

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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.