Home / 5,183.79-7,773.35-1,485.18

Finding the Fourth Proportional to 5,183.79, 7,773.35 and 1,485.18

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Solution

The fourth proportional to 5,183.79, 7,773.35 and 1,485.18 is: 2,227.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.79 : 7,773.35 = 1,485.18 : x
  2. Step 2: Convert to fraction form
    5,183.79/7,773.35 = 1,485.18/x
  3. Step 3: Cross multiply
    5,183.79x = 7,773.35 × 1,485.18
  4. Step 4: Simplify right side
    5,183.79x = 11,544,795.73
  5. Step 5: Solve for x
    x = 11,544,795.73/5,183.79
  6. Step 6: Final answer
    x = 2,227.09

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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.