Home / 6,386.27-9,579.30-2,003.75

Finding the Fourth Proportional to 6,386.27, 9,579.30 and 2,003.75

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Solution

The fourth proportional to 6,386.27, 9,579.30 and 2,003.75 is: 3,005.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.27 : 9,579.30 = 2,003.75 : x
  2. Step 2: Convert to fraction form
    6,386.27/9,579.30 = 2,003.75/x
  3. Step 3: Cross multiply
    6,386.27x = 9,579.30 × 2,003.75
  4. Step 4: Simplify right side
    6,386.27x = 19,194,522.38
  5. Step 5: Solve for x
    x = 19,194,522.38/6,386.27
  6. Step 6: Final answer
    x = 3,005.59

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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.