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Finding the Fourth Proportional to 3,354.69, 5,031.93 and 1,600.95

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Solution

The fourth proportional to 3,354.69, 5,031.93 and 1,600.95 is: 2,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.69 : 5,031.93 = 1,600.95 : x
  2. Step 2: Convert to fraction form
    3,354.69/5,031.93 = 1,600.95/x
  3. Step 3: Cross multiply
    3,354.69x = 5,031.93 × 1,600.95
  4. Step 4: Simplify right side
    3,354.69x = 8,055,868.33
  5. Step 5: Solve for x
    x = 8,055,868.33/3,354.69
  6. Step 6: Final answer
    x = 2,401.37

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1.5x scale

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.