Home / 3,740.22-5,165.64-2,910.96

Finding the Fourth Proportional to 3,740.22, 5,165.64 and 2,910.96

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Solution

The fourth proportional to 3,740.22, 5,165.64 and 2,910.96 is: 4,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.22 : 5,165.64 = 2,910.96 : x
  2. Step 2: Convert to fraction form
    3,740.22/5,165.64 = 2,910.96/x
  3. Step 3: Cross multiply
    3,740.22x = 5,165.64 × 2,910.96
  4. Step 4: Simplify right side
    3,740.22x = 15,036,971.41
  5. Step 5: Solve for x
    x = 15,036,971.41/3,740.22
  6. Step 6: Final answer
    x = 4,020.34

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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.