Home / 5,816.08-8,724.84-1,919.44

Finding the Fourth Proportional to 5,816.08, 8,724.84 and 1,919.44

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Solution

The fourth proportional to 5,816.08, 8,724.84 and 1,919.44 is: 2,879.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816.08 : 8,724.84 = 1,919.44 : x
  2. Step 2: Convert to fraction form
    5,816.08/8,724.84 = 1,919.44/x
  3. Step 3: Cross multiply
    5,816.08x = 8,724.84 × 1,919.44
  4. Step 4: Simplify right side
    5,816.08x = 16,746,806.89
  5. Step 5: Solve for x
    x = 16,746,806.89/5,816.08
  6. Step 6: Final answer
    x = 2,879.40

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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.