Home / 3,750.22-5,175.05-2,071.29

Finding the Fourth Proportional to 3,750.22, 5,175.05 and 2,071.29

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Solution

The fourth proportional to 3,750.22, 5,175.05 and 2,071.29 is: 2,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.22 : 5,175.05 = 2,071.29 : x
  2. Step 2: Convert to fraction form
    3,750.22/5,175.05 = 2,071.29/x
  3. Step 3: Cross multiply
    3,750.22x = 5,175.05 × 2,071.29
  4. Step 4: Simplify right side
    3,750.22x = 10,719,029.31
  5. Step 5: Solve for x
    x = 10,719,029.31/3,750.22
  6. Step 6: Final answer
    x = 2,858.24

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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.