Home / 4,918.50-7,382.61-2,610

Finding the Fourth Proportional to 4,918.50, 7,382.61 and 2,610

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Solution

The fourth proportional to 4,918.50, 7,382.61 and 2,610 is: 3,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918.50 : 7,382.61 = 2,610 : x
  2. Step 2: Convert to fraction form
    4,918.50/7,382.61 = 2,610/x
  3. Step 3: Cross multiply
    4,918.50x = 7,382.61 × 2,610
  4. Step 4: Simplify right side
    4,918.50x = 19,268,612.10
  5. Step 5: Solve for x
    x = 19,268,612.10/4,918.50
  6. Step 6: Final answer
    x = 3,917.58

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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.