Home / 4,755.69-7,127.33-3,291.75

Finding the Fourth Proportional to 4,755.69, 7,127.33 and 3,291.75

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Solution

The fourth proportional to 4,755.69, 7,127.33 and 3,291.75 is: 4,933.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,755.69 : 7,127.33 = 3,291.75 : x
  2. Step 2: Convert to fraction form
    4,755.69/7,127.33 = 3,291.75/x
  3. Step 3: Cross multiply
    4,755.69x = 7,127.33 × 3,291.75
  4. Step 4: Simplify right side
    4,755.69x = 23,461,372.07
  5. Step 5: Solve for x
    x = 23,461,372.07/4,755.69
  6. Step 6: Final answer
    x = 4,933.33

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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.