Home / 5,724.62-8,579.99-2,430.79

Finding the Fourth Proportional to 5,724.62, 8,579.99 and 2,430.79

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Solution

The fourth proportional to 5,724.62, 8,579.99 and 2,430.79 is: 3,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.62 : 8,579.99 = 2,430.79 : x
  2. Step 2: Convert to fraction form
    5,724.62/8,579.99 = 2,430.79/x
  3. Step 3: Cross multiply
    5,724.62x = 8,579.99 × 2,430.79
  4. Step 4: Simplify right side
    5,724.62x = 20,856,153.89
  5. Step 5: Solve for x
    x = 20,856,153.89/5,724.62
  6. Step 6: Final answer
    x = 3,643.24

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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.