Home / 4,974.92-6,866.37-2,851.87

Finding the Fourth Proportional to 4,974.92, 6,866.37 and 2,851.87

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Solution

The fourth proportional to 4,974.92, 6,866.37 and 2,851.87 is: 3,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,974.92 : 6,866.37 = 2,851.87 : x
  2. Step 2: Convert to fraction form
    4,974.92/6,866.37 = 2,851.87/x
  3. Step 3: Cross multiply
    4,974.92x = 6,866.37 × 2,851.87
  4. Step 4: Simplify right side
    4,974.92x = 19,582,001.61
  5. Step 5: Solve for x
    x = 19,582,001.61/4,974.92
  6. Step 6: Final answer
    x = 3,936.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.