Home / 6,386.60-9,579.90-2,004.06

Finding the Fourth Proportional to 6,386.60, 9,579.90 and 2,004.06

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Solution

The fourth proportional to 6,386.60, 9,579.90 and 2,004.06 is: 3,006.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386.60 : 9,579.90 = 2,004.06 : x
  2. Step 2: Convert to fraction form
    6,386.60/9,579.90 = 2,004.06/x
  3. Step 3: Cross multiply
    6,386.60x = 9,579.90 × 2,004.06
  4. Step 4: Simplify right side
    6,386.60x = 19,198,694.39
  5. Step 5: Solve for x
    x = 19,198,694.39/6,386.60
  6. Step 6: Final answer
    x = 3,006.09

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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.