Home / 3,231.06-4,846.86-1,256.64

Finding the Fourth Proportional to 3,231.06, 4,846.86 and 1,256.64

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Solution

The fourth proportional to 3,231.06, 4,846.86 and 1,256.64 is: 1,885.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.06 : 4,846.86 = 1,256.64 : x
  2. Step 2: Convert to fraction form
    3,231.06/4,846.86 = 1,256.64/x
  3. Step 3: Cross multiply
    3,231.06x = 4,846.86 × 1,256.64
  4. Step 4: Simplify right side
    3,231.06x = 6,090,758.15
  5. Step 5: Solve for x
    x = 6,090,758.15/3,231.06
  6. Step 6: Final answer
    x = 1,885.07

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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.