Home / 5,724.83-8,589.72-3,091.81

Finding the Fourth Proportional to 5,724.83, 8,589.72 and 3,091.81

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Solution

The fourth proportional to 5,724.83, 8,589.72 and 3,091.81 is: 4,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.83 : 8,589.72 = 3,091.81 : x
  2. Step 2: Convert to fraction form
    5,724.83/8,589.72 = 3,091.81/x
  3. Step 3: Cross multiply
    5,724.83x = 8,589.72 × 3,091.81
  4. Step 4: Simplify right side
    5,724.83x = 26,557,782.19
  5. Step 5: Solve for x
    x = 26,557,782.19/5,724.83
  6. Step 6: Final answer
    x = 4,639.05

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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.