Home / 6,127.58-9,187.67-2,749.76

Finding the Fourth Proportional to 6,127.58, 9,187.67 and 2,749.76

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Solution

The fourth proportional to 6,127.58, 9,187.67 and 2,749.76 is: 4,122.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.58 : 9,187.67 = 2,749.76 : x
  2. Step 2: Convert to fraction form
    6,127.58/9,187.67 = 2,749.76/x
  3. Step 3: Cross multiply
    6,127.58x = 9,187.67 × 2,749.76
  4. Step 4: Simplify right side
    6,127.58x = 25,263,852.73
  5. Step 5: Solve for x
    x = 25,263,852.73/6,127.58
  6. Step 6: Final answer
    x = 4,122.97

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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.