Home / 3,076.25-4,615.73-1,615.07

Finding the Fourth Proportional to 3,076.25, 4,615.73 and 1,615.07

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Solution

The fourth proportional to 3,076.25, 4,615.73 and 1,615.07 is: 2,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076.25 : 4,615.73 = 1,615.07 : x
  2. Step 2: Convert to fraction form
    3,076.25/4,615.73 = 1,615.07/x
  3. Step 3: Cross multiply
    3,076.25x = 4,615.73 × 1,615.07
  4. Step 4: Simplify right side
    3,076.25x = 7,454,703.97
  5. Step 5: Solve for x
    x = 7,454,703.97/3,076.25
  6. Step 6: Final answer
    x = 2,423.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.