Home / 4,127.01-6,189.27-1,786.47

Finding the Fourth Proportional to 4,127.01, 6,189.27 and 1,786.47

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Solution

The fourth proportional to 4,127.01, 6,189.27 and 1,786.47 is: 2,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.01 : 6,189.27 = 1,786.47 : x
  2. Step 2: Convert to fraction form
    4,127.01/6,189.27 = 1,786.47/x
  3. Step 3: Cross multiply
    4,127.01x = 6,189.27 × 1,786.47
  4. Step 4: Simplify right side
    4,127.01x = 11,056,945.18
  5. Step 5: Solve for x
    x = 11,056,945.18/4,127.01
  6. Step 6: Final answer
    x = 2,679.17

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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.