Home / 3,436.34-5,151.03-1,355.54

Finding the Fourth Proportional to 3,436.34, 5,151.03 and 1,355.54

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Solution

The fourth proportional to 3,436.34, 5,151.03 and 1,355.54 is: 2,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.34 : 5,151.03 = 1,355.54 : x
  2. Step 2: Convert to fraction form
    3,436.34/5,151.03 = 1,355.54/x
  3. Step 3: Cross multiply
    3,436.34x = 5,151.03 × 1,355.54
  4. Step 4: Simplify right side
    3,436.34x = 6,982,401.45
  5. Step 5: Solve for x
    x = 6,982,401.45/3,436.34
  6. Step 6: Final answer
    x = 2,031.93

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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.