Home / 3,363.15-5,047.04-1,388.91

Finding the Fourth Proportional to 3,363.15, 5,047.04 and 1,388.91

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Solution

The fourth proportional to 3,363.15, 5,047.04 and 1,388.91 is: 2,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.15 : 5,047.04 = 1,388.91 : x
  2. Step 2: Convert to fraction form
    3,363.15/5,047.04 = 1,388.91/x
  3. Step 3: Cross multiply
    3,363.15x = 5,047.04 × 1,388.91
  4. Step 4: Simplify right side
    3,363.15x = 7,009,906.73
  5. Step 5: Solve for x
    x = 7,009,906.73/3,363.15
  6. Step 6: Final answer
    x = 2,084.33

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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.