Home / 5,585.79-8,382.22-3,122.23

Finding the Fourth Proportional to 5,585.79, 8,382.22 and 3,122.23

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Solution

The fourth proportional to 5,585.79, 8,382.22 and 3,122.23 is: 4,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,585.79 : 8,382.22 = 3,122.23 : x
  2. Step 2: Convert to fraction form
    5,585.79/8,382.22 = 3,122.23/x
  3. Step 3: Cross multiply
    5,585.79x = 8,382.22 × 3,122.23
  4. Step 4: Simplify right side
    5,585.79x = 26,171,169.88
  5. Step 5: Solve for x
    x = 26,171,169.88/5,585.79
  6. Step 6: Final answer
    x = 4,685.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.