Home / 3,205.36-4,808.04-1,257.94

Finding the Fourth Proportional to 3,205.36, 4,808.04 and 1,257.94

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Solution

The fourth proportional to 3,205.36, 4,808.04 and 1,257.94 is: 1,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.36 : 4,808.04 = 1,257.94 : x
  2. Step 2: Convert to fraction form
    3,205.36/4,808.04 = 1,257.94/x
  3. Step 3: Cross multiply
    3,205.36x = 4,808.04 × 1,257.94
  4. Step 4: Simplify right side
    3,205.36x = 6,048,225.84
  5. Step 5: Solve for x
    x = 6,048,225.84/3,205.36
  6. Step 6: Final answer
    x = 1,886.91

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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.