Home / 2,795.94-3,856.68-1,851.75

Finding the Fourth Proportional to 2,795.94, 3,856.68 and 1,851.75

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Solution

The fourth proportional to 2,795.94, 3,856.68 and 1,851.75 is: 2,554.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.94 : 3,856.68 = 1,851.75 : x
  2. Step 2: Convert to fraction form
    2,795.94/3,856.68 = 1,851.75/x
  3. Step 3: Cross multiply
    2,795.94x = 3,856.68 × 1,851.75
  4. Step 4: Simplify right side
    2,795.94x = 7,141,607.19
  5. Step 5: Solve for x
    x = 7,141,607.19/2,795.94
  6. Step 6: Final answer
    x = 2,554.28

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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.