Home / 1,225.77-1,840.49-1,183.25

Finding the Fourth Proportional to 1,225.77, 1,840.49 and 1,183.25

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Solution

The fourth proportional to 1,225.77, 1,840.49 and 1,183.25 is: 1,776.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225.77 : 1,840.49 = 1,183.25 : x
  2. Step 2: Convert to fraction form
    1,225.77/1,840.49 = 1,183.25/x
  3. Step 3: Cross multiply
    1,225.77x = 1,840.49 × 1,183.25
  4. Step 4: Simplify right side
    1,225.77x = 2,177,744.67
  5. Step 5: Solve for x
    x = 2,177,744.67/1,225.77
  6. Step 6: Final answer
    x = 1,776.63

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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.