Home / 6,390.36-9,582.03-2,006.64

Finding the Fourth Proportional to 6,390.36, 9,582.03 and 2,006.64

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Solution

The fourth proportional to 6,390.36, 9,582.03 and 2,006.64 is: 3,008.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390.36 : 9,582.03 = 2,006.64 : x
  2. Step 2: Convert to fraction form
    6,390.36/9,582.03 = 2,006.64/x
  3. Step 3: Cross multiply
    6,390.36x = 9,582.03 × 2,006.64
  4. Step 4: Simplify right side
    6,390.36x = 19,227,684.68
  5. Step 5: Solve for x
    x = 19,227,684.68/6,390.36
  6. Step 6: Final answer
    x = 3,008.86

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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.