Home / 5,183.19-7,774.75-1,485.43

Finding the Fourth Proportional to 5,183.19, 7,774.75 and 1,485.43

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Solution

The fourth proportional to 5,183.19, 7,774.75 and 1,485.43 is: 2,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183.19 : 7,774.75 = 1,485.43 : x
  2. Step 2: Convert to fraction form
    5,183.19/7,774.75 = 1,485.43/x
  3. Step 3: Cross multiply
    5,183.19x = 7,774.75 × 1,485.43
  4. Step 4: Simplify right side
    5,183.19x = 11,548,808.02
  5. Step 5: Solve for x
    x = 11,548,808.02/5,183.19
  6. Step 6: Final answer
    x = 2,228.13

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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.