Home / 2,274.24-3,408.20-1,038.56

Finding the Fourth Proportional to 2,274.24, 3,408.20 and 1,038.56

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Solution

The fourth proportional to 2,274.24, 3,408.20 and 1,038.56 is: 1,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.24 : 3,408.20 = 1,038.56 : x
  2. Step 2: Convert to fraction form
    2,274.24/3,408.20 = 1,038.56/x
  3. Step 3: Cross multiply
    2,274.24x = 3,408.20 × 1,038.56
  4. Step 4: Simplify right side
    2,274.24x = 3,539,620.19
  5. Step 5: Solve for x
    x = 3,539,620.19/2,274.24
  6. Step 6: Final answer
    x = 1,556.40

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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.