Home / 5,183.27-7,152.99-2,825.45

Finding the Fourth Proportional to 5,183.27, 7,152.99 and 2,825.45

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Solution

The fourth proportional to 5,183.27, 7,152.99 and 2,825.45 is: 3,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.27 : 7,152.99 = 2,825.45 : x
  2. Step 2: Convert to fraction form
    5,183.27/7,152.99 = 2,825.45/x
  3. Step 3: Cross multiply
    5,183.27x = 7,152.99 × 2,825.45
  4. Step 4: Simplify right side
    5,183.27x = 20,210,415.60
  5. Step 5: Solve for x
    x = 20,210,415.60/5,183.27
  6. Step 6: Final answer
    x = 3,899.16

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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.