Home / 3,483.09-5,222.79-1,401.39

Finding the Fourth Proportional to 3,483.09, 5,222.79 and 1,401.39

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Solution

The fourth proportional to 3,483.09, 5,222.79 and 1,401.39 is: 2,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.09 : 5,222.79 = 1,401.39 : x
  2. Step 2: Convert to fraction form
    3,483.09/5,222.79 = 1,401.39/x
  3. Step 3: Cross multiply
    3,483.09x = 5,222.79 × 1,401.39
  4. Step 4: Simplify right side
    3,483.09x = 7,319,165.68
  5. Step 5: Solve for x
    x = 7,319,165.68/3,483.09
  6. Step 6: Final answer
    x = 2,101.34

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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.