Home / 4,755.56-7,133.81-1,635.15

Finding the Fourth Proportional to 4,755.56, 7,133.81 and 1,635.15

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Solution

The fourth proportional to 4,755.56, 7,133.81 and 1,635.15 is: 2,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.56 : 7,133.81 = 1,635.15 : x
  2. Step 2: Convert to fraction form
    4,755.56/7,133.81 = 1,635.15/x
  3. Step 3: Cross multiply
    4,755.56x = 7,133.81 × 1,635.15
  4. Step 4: Simplify right side
    4,755.56x = 11,664,849.42
  5. Step 5: Solve for x
    x = 11,664,849.42/4,755.56
  6. Step 6: Final answer
    x = 2,452.89

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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.