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Finding the Fourth Proportional to 4,604.45, 6,907.28 and 2,755.22

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Solution

The fourth proportional to 4,604.45, 6,907.28 and 2,755.22 is: 4,133.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,604.45 : 6,907.28 = 2,755.22 : x
  2. Step 2: Convert to fraction form
    4,604.45/6,907.28 = 2,755.22/x
  3. Step 3: Cross multiply
    4,604.45x = 6,907.28 × 2,755.22
  4. Step 4: Simplify right side
    4,604.45x = 19,031,027.69
  5. Step 5: Solve for x
    x = 19,031,027.69/4,604.45
  6. Step 6: Final answer
    x = 4,133.19

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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.