Home / 5,183.16-7,152.76-2,825.30

Finding the Fourth Proportional to 5,183.16, 7,152.76 and 2,825.30

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Solution

The fourth proportional to 5,183.16, 7,152.76 and 2,825.30 is: 3,898.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.16 : 7,152.76 = 2,825.30 : x
  2. Step 2: Convert to fraction form
    5,183.16/7,152.76 = 2,825.30/x
  3. Step 3: Cross multiply
    5,183.16x = 7,152.76 × 2,825.30
  4. Step 4: Simplify right side
    5,183.16x = 20,208,679.47
  5. Step 5: Solve for x
    x = 20,208,679.47/5,183.16
  6. Step 6: Final answer
    x = 3,898.91

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.