Home / 5,183.70-7,153.53-2,825.84

Finding the Fourth Proportional to 5,183.70, 7,153.53 and 2,825.84

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Solution

The fourth proportional to 5,183.70, 7,153.53 and 2,825.84 is: 3,899.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.70 : 7,153.53 = 2,825.84 : x
  2. Step 2: Convert to fraction form
    5,183.70/7,153.53 = 2,825.84/x
  3. Step 3: Cross multiply
    5,183.70x = 7,153.53 × 2,825.84
  4. Step 4: Simplify right side
    5,183.70x = 20,214,731.22
  5. Step 5: Solve for x
    x = 20,214,731.22/5,183.70
  6. Step 6: Final answer
    x = 3,899.67

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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.