Home / 2,795.38-3,858-1,851.04

Finding the Fourth Proportional to 2,795.38, 3,858 and 1,851.04

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Solution

The fourth proportional to 2,795.38, 3,858 and 1,851.04 is: 2,554.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.38 : 3,858 = 1,851.04 : x
  2. Step 2: Convert to fraction form
    2,795.38/3,858 = 1,851.04/x
  3. Step 3: Cross multiply
    2,795.38x = 3,858 × 1,851.04
  4. Step 4: Simplify right side
    2,795.38x = 7,141,312.32
  5. Step 5: Solve for x
    x = 7,141,312.32/2,795.38
  6. Step 6: Final answer
    x = 2,554.68

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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.