Home / 5,786.24-8,678.25-2,821.71

Finding the Fourth Proportional to 5,786.24, 8,678.25 and 2,821.71

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Solution

The fourth proportional to 5,786.24, 8,678.25 and 2,821.71 is: 4,232.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,786.24 : 8,678.25 = 2,821.71 : x
  2. Step 2: Convert to fraction form
    5,786.24/8,678.25 = 2,821.71/x
  3. Step 3: Cross multiply
    5,786.24x = 8,678.25 × 2,821.71
  4. Step 4: Simplify right side
    5,786.24x = 24,487,504.81
  5. Step 5: Solve for x
    x = 24,487,504.81/5,786.24
  6. Step 6: Final answer
    x = 4,232.03

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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.