Home / 2,520.54-3,778.20-1,825.49

Finding the Fourth Proportional to 2,520.54, 3,778.20 and 1,825.49

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Solution

The fourth proportional to 2,520.54, 3,778.20 and 1,825.49 is: 2,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.54 : 3,778.20 = 1,825.49 : x
  2. Step 2: Convert to fraction form
    2,520.54/3,778.20 = 1,825.49/x
  3. Step 3: Cross multiply
    2,520.54x = 3,778.20 × 1,825.49
  4. Step 4: Simplify right side
    2,520.54x = 6,897,075.76
  5. Step 5: Solve for x
    x = 6,897,075.76/2,520.54
  6. Step 6: Final answer
    x = 2,736.35

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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.