Home / 3,458.27-5,187.40-2,072.03

Finding the Fourth Proportional to 3,458.27, 5,187.40 and 2,072.03

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Solution

The fourth proportional to 3,458.27, 5,187.40 and 2,072.03 is: 3,108.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.27 : 5,187.40 = 2,072.03 : x
  2. Step 2: Convert to fraction form
    3,458.27/5,187.40 = 2,072.03/x
  3. Step 3: Cross multiply
    3,458.27x = 5,187.40 × 2,072.03
  4. Step 4: Simplify right side
    3,458.27x = 10,748,417.30
  5. Step 5: Solve for x
    x = 10,748,417.30/3,458.27
  6. Step 6: Final answer
    x = 3,108.03

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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.