Home / 3,274.62-4,518.87-1,858.44

Finding the Fourth Proportional to 3,274.62, 4,518.87 and 1,858.44

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Solution

The fourth proportional to 3,274.62, 4,518.87 and 1,858.44 is: 2,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.62 : 4,518.87 = 1,858.44 : x
  2. Step 2: Convert to fraction form
    3,274.62/4,518.87 = 1,858.44/x
  3. Step 3: Cross multiply
    3,274.62x = 4,518.87 × 1,858.44
  4. Step 4: Simplify right side
    3,274.62x = 8,398,048.76
  5. Step 5: Solve for x
    x = 8,398,048.76/3,274.62
  6. Step 6: Final answer
    x = 2,564.59

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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.