Home / 3,282.21-4,527.74-2,148.53

Finding the Fourth Proportional to 3,282.21, 4,527.74 and 2,148.53

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Solution

The fourth proportional to 3,282.21, 4,527.74 and 2,148.53 is: 2,963.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.21 : 4,527.74 = 2,148.53 : x
  2. Step 2: Convert to fraction form
    3,282.21/4,527.74 = 2,148.53/x
  3. Step 3: Cross multiply
    3,282.21x = 4,527.74 × 2,148.53
  4. Step 4: Simplify right side
    3,282.21x = 9,727,967.95
  5. Step 5: Solve for x
    x = 9,727,967.95/3,282.21
  6. Step 6: Final answer
    x = 2,963.85

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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.