Home / 5,930-8,187.17-3,695.14

Finding the Fourth Proportional to 5,930, 8,187.17 and 3,695.14

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Solution

The fourth proportional to 5,930, 8,187.17 and 3,695.14 is: 5,101.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930 : 8,187.17 = 3,695.14 : x
  2. Step 2: Convert to fraction form
    5,930/8,187.17 = 3,695.14/x
  3. Step 3: Cross multiply
    5,930x = 8,187.17 × 3,695.14
  4. Step 4: Simplify right side
    5,930x = 30,252,739.35
  5. Step 5: Solve for x
    x = 30,252,739.35/5,930
  6. Step 6: Final answer
    x = 5,101.64

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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.