Home / 1,584.44-2,184.24-1,086.29

Finding the Fourth Proportional to 1,584.44, 2,184.24 and 1,086.29

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Solution

The fourth proportional to 1,584.44, 2,184.24 and 1,086.29 is: 1,497.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,584.44 : 2,184.24 = 1,086.29 : x
  2. Step 2: Convert to fraction form
    1,584.44/2,184.24 = 1,086.29/x
  3. Step 3: Cross multiply
    1,584.44x = 2,184.24 × 1,086.29
  4. Step 4: Simplify right side
    1,584.44x = 2,372,718.07
  5. Step 5: Solve for x
    x = 2,372,718.07/1,584.44
  6. Step 6: Final answer
    x = 1,497.51

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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.