Home / 5,183.74-7,775.58-1,485.96

Finding the Fourth Proportional to 5,183.74, 7,775.58 and 1,485.96

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Solution

The fourth proportional to 5,183.74, 7,775.58 and 1,485.96 is: 2,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.74 : 7,775.58 = 1,485.96 : x
  2. Step 2: Convert to fraction form
    5,183.74/7,775.58 = 1,485.96/x
  3. Step 3: Cross multiply
    5,183.74x = 7,775.58 × 1,485.96
  4. Step 4: Simplify right side
    5,183.74x = 11,554,193.43
  5. Step 5: Solve for x
    x = 11,554,193.43/5,183.74
  6. Step 6: Final answer
    x = 2,228.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.