Home / 7,687.33-11,533.89-3,010.68

Finding the Fourth Proportional to 7,687.33, 11,533.89 and 3,010.68

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Solution

The fourth proportional to 7,687.33, 11,533.89 and 3,010.68 is: 4,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687.33 : 11,533.89 = 3,010.68 : x
  2. Step 2: Convert to fraction form
    7,687.33/11,533.89 = 3,010.68/x
  3. Step 3: Cross multiply
    7,687.33x = 11,533.89 × 3,010.68
  4. Step 4: Simplify right side
    7,687.33x = 34,724,830.80
  5. Step 5: Solve for x
    x = 34,724,830.80/7,687.33
  6. Step 6: Final answer
    x = 4,517.15

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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.