Home / 3,823.88-5,736.76-1,226.81

Finding the Fourth Proportional to 3,823.88, 5,736.76 and 1,226.81

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Solution

The fourth proportional to 3,823.88, 5,736.76 and 1,226.81 is: 1,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.88 : 5,736.76 = 1,226.81 : x
  2. Step 2: Convert to fraction form
    3,823.88/5,736.76 = 1,226.81/x
  3. Step 3: Cross multiply
    3,823.88x = 5,736.76 × 1,226.81
  4. Step 4: Simplify right side
    3,823.88x = 7,037,925.81
  5. Step 5: Solve for x
    x = 7,037,925.81/3,823.88
  6. Step 6: Final answer
    x = 1,840.52

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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.