Home / 5,183.04-7,152.68-2,825.18

Finding the Fourth Proportional to 5,183.04, 7,152.68 and 2,825.18

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Solution

The fourth proportional to 5,183.04, 7,152.68 and 2,825.18 is: 3,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.04 : 7,152.68 = 2,825.18 : x
  2. Step 2: Convert to fraction form
    5,183.04/7,152.68 = 2,825.18/x
  3. Step 3: Cross multiply
    5,183.04x = 7,152.68 × 2,825.18
  4. Step 4: Simplify right side
    5,183.04x = 20,207,608.48
  5. Step 5: Solve for x
    x = 20,207,608.48/5,183.04
  6. Step 6: Final answer
    x = 3,898.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.