Home / 3,467.06-5,203.52-1,388.52

Finding the Fourth Proportional to 3,467.06, 5,203.52 and 1,388.52

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Solution

The fourth proportional to 3,467.06, 5,203.52 and 1,388.52 is: 2,083.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.06 : 5,203.52 = 1,388.52 : x
  2. Step 2: Convert to fraction form
    3,467.06/5,203.52 = 1,388.52/x
  3. Step 3: Cross multiply
    3,467.06x = 5,203.52 × 1,388.52
  4. Step 4: Simplify right side
    3,467.06x = 7,225,184.65
  5. Step 5: Solve for x
    x = 7,225,184.65/3,467.06
  6. Step 6: Final answer
    x = 2,083.95

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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.