Home / 5,183.02-7,145.31-4,383.13

Finding the Fourth Proportional to 5,183.02, 7,145.31 and 4,383.13

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Solution

The fourth proportional to 5,183.02, 7,145.31 and 4,383.13 is: 6,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.02 : 7,145.31 = 4,383.13 : x
  2. Step 2: Convert to fraction form
    5,183.02/7,145.31 = 4,383.13/x
  3. Step 3: Cross multiply
    5,183.02x = 7,145.31 × 4,383.13
  4. Step 4: Simplify right side
    5,183.02x = 31,318,786.89
  5. Step 5: Solve for x
    x = 31,318,786.89/5,183.02
  6. Step 6: Final answer
    x = 6,042.58

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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.