Home / 5,183.31-7,152.97-2,825.46

Finding the Fourth Proportional to 5,183.31, 7,152.97 and 2,825.46

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Solution

The fourth proportional to 5,183.31, 7,152.97 and 2,825.46 is: 3,899.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.31 : 7,152.97 = 2,825.46 : x
  2. Step 2: Convert to fraction form
    5,183.31/7,152.97 = 2,825.46/x
  3. Step 3: Cross multiply
    5,183.31x = 7,152.97 × 2,825.46
  4. Step 4: Simplify right side
    5,183.31x = 20,210,430.62
  5. Step 5: Solve for x
    x = 20,210,430.62/5,183.31
  6. Step 6: Final answer
    x = 3,899.14

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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.