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Finding the Fourth Proportional to 3,300.70, 4,950.14 and 1,352.50

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Solution

The fourth proportional to 3,300.70, 4,950.14 and 1,352.50 is: 2,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.70 : 4,950.14 = 1,352.50 : x
  2. Step 2: Convert to fraction form
    3,300.70/4,950.14 = 1,352.50/x
  3. Step 3: Cross multiply
    3,300.70x = 4,950.14 × 1,352.50
  4. Step 4: Simplify right side
    3,300.70x = 6,695,064.35
  5. Step 5: Solve for x
    x = 6,695,064.35/3,300.70
  6. Step 6: Final answer
    x = 2,028.38

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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.