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Finding the Fourth Proportional to 4,502.98, 6,755.19 and 1,905.94

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Solution

The fourth proportional to 4,502.98, 6,755.19 and 1,905.94 is: 2,859.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.98 : 6,755.19 = 1,905.94 : x
  2. Step 2: Convert to fraction form
    4,502.98/6,755.19 = 1,905.94/x
  3. Step 3: Cross multiply
    4,502.98x = 6,755.19 × 1,905.94
  4. Step 4: Simplify right side
    4,502.98x = 12,874,986.83
  5. Step 5: Solve for x
    x = 12,874,986.83/4,502.98
  6. Step 6: Final answer
    x = 2,859.21

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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.