Home / 3,274.80-4,519.08-1,782.73

Finding the Fourth Proportional to 3,274.80, 4,519.08 and 1,782.73

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Solution

The fourth proportional to 3,274.80, 4,519.08 and 1,782.73 is: 2,460.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.80 : 4,519.08 = 1,782.73 : x
  2. Step 2: Convert to fraction form
    3,274.80/4,519.08 = 1,782.73/x
  3. Step 3: Cross multiply
    3,274.80x = 4,519.08 × 1,782.73
  4. Step 4: Simplify right side
    3,274.80x = 8,056,276.89
  5. Step 5: Solve for x
    x = 8,056,276.89/3,274.80
  6. Step 6: Final answer
    x = 2,460.08

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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.