Home / 3,802.05-5,705.19-1,854.27

Finding the Fourth Proportional to 3,802.05, 5,705.19 and 1,854.27

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Solution

The fourth proportional to 3,802.05, 5,705.19 and 1,854.27 is: 2,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802.05 : 5,705.19 = 1,854.27 : x
  2. Step 2: Convert to fraction form
    3,802.05/5,705.19 = 1,854.27/x
  3. Step 3: Cross multiply
    3,802.05x = 5,705.19 × 1,854.27
  4. Step 4: Simplify right side
    3,802.05x = 10,578,962.66
  5. Step 5: Solve for x
    x = 10,578,962.66/3,802.05
  6. Step 6: Final answer
    x = 2,782.44

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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.