Home / 2,272.14-3,137.13-1,749.42

Finding the Fourth Proportional to 2,272.14, 3,137.13 and 1,749.42

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Solution

The fourth proportional to 2,272.14, 3,137.13 and 1,749.42 is: 2,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.14 : 3,137.13 = 1,749.42 : x
  2. Step 2: Convert to fraction form
    2,272.14/3,137.13 = 1,749.42/x
  3. Step 3: Cross multiply
    2,272.14x = 3,137.13 × 1,749.42
  4. Step 4: Simplify right side
    2,272.14x = 5,488,157.96
  5. Step 5: Solve for x
    x = 5,488,157.96/2,272.14
  6. Step 6: Final answer
    x = 2,415.41

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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.