Home / 3,276.20-4,521.07-1,840.53

Finding the Fourth Proportional to 3,276.20, 4,521.07 and 1,840.53

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Solution

The fourth proportional to 3,276.20, 4,521.07 and 1,840.53 is: 2,539.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.20 : 4,521.07 = 1,840.53 : x
  2. Step 2: Convert to fraction form
    3,276.20/4,521.07 = 1,840.53/x
  3. Step 3: Cross multiply
    3,276.20x = 4,521.07 × 1,840.53
  4. Step 4: Simplify right side
    3,276.20x = 8,321,164.97
  5. Step 5: Solve for x
    x = 8,321,164.97/3,276.20
  6. Step 6: Final answer
    x = 2,539.88

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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.