Home / 3,873.36-5,810.01-1,276.29

Finding the Fourth Proportional to 3,873.36, 5,810.01 and 1,276.29

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Solution

The fourth proportional to 3,873.36, 5,810.01 and 1,276.29 is: 1,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.36 : 5,810.01 = 1,276.29 : x
  2. Step 2: Convert to fraction form
    3,873.36/5,810.01 = 1,276.29/x
  3. Step 3: Cross multiply
    3,873.36x = 5,810.01 × 1,276.29
  4. Step 4: Simplify right side
    3,873.36x = 7,415,257.66
  5. Step 5: Solve for x
    x = 7,415,257.66/3,873.36
  6. Step 6: Final answer
    x = 1,914.43

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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.