Home / 3,457.37-5,181.62-2,071.49

Finding the Fourth Proportional to 3,457.37, 5,181.62 and 2,071.49

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Solution

The fourth proportional to 3,457.37, 5,181.62 and 2,071.49 is: 3,104.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457.37 : 5,181.62 = 2,071.49 : x
  2. Step 2: Convert to fraction form
    3,457.37/5,181.62 = 2,071.49/x
  3. Step 3: Cross multiply
    3,457.37x = 5,181.62 × 2,071.49
  4. Step 4: Simplify right side
    3,457.37x = 10,733,663.66
  5. Step 5: Solve for x
    x = 10,733,663.66/3,457.37
  6. Step 6: Final answer
    x = 3,104.57

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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.