Home / 3,760.23-5,187.35-2,501.90

Finding the Fourth Proportional to 3,760.23, 5,187.35 and 2,501.90

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Solution

The fourth proportional to 3,760.23, 5,187.35 and 2,501.90 is: 3,451.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,760.23 : 5,187.35 = 2,501.90 : x
  2. Step 2: Convert to fraction form
    3,760.23/5,187.35 = 2,501.90/x
  3. Step 3: Cross multiply
    3,760.23x = 5,187.35 × 2,501.90
  4. Step 4: Simplify right side
    3,760.23x = 12,978,230.97
  5. Step 5: Solve for x
    x = 12,978,230.97/3,760.23
  6. Step 6: Final answer
    x = 3,451.45

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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.