Home / 5,183.36-7,153.04-2,825.51

Finding the Fourth Proportional to 5,183.36, 7,153.04 and 2,825.51

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Solution

The fourth proportional to 5,183.36, 7,153.04 and 2,825.51 is: 3,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.36 : 7,153.04 = 2,825.51 : x
  2. Step 2: Convert to fraction form
    5,183.36/7,153.04 = 2,825.51/x
  3. Step 3: Cross multiply
    5,183.36x = 7,153.04 × 2,825.51
  4. Step 4: Simplify right side
    5,183.36x = 20,210,936.16
  5. Step 5: Solve for x
    x = 20,210,936.16/5,183.36
  6. Step 6: Final answer
    x = 3,899.20

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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.