Home / 2,010.44-3,015.18-623.79

Finding the Fourth Proportional to 2,010.44, 3,015.18 and 623.79

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Solution

The fourth proportional to 2,010.44, 3,015.18 and 623.79 is: 935.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.44 : 3,015.18 = 623.79 : x
  2. Step 2: Convert to fraction form
    2,010.44/3,015.18 = 623.79/x
  3. Step 3: Cross multiply
    2,010.44x = 3,015.18 × 623.79
  4. Step 4: Simplify right side
    2,010.44x = 1,880,839.13
  5. Step 5: Solve for x
    x = 1,880,839.13/2,010.44
  6. Step 6: Final answer
    x = 935.54

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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.