Home / 6,388.07-9,582.37-2,228.49

Finding the Fourth Proportional to 6,388.07, 9,582.37 and 2,228.49

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Solution

The fourth proportional to 6,388.07, 9,582.37 and 2,228.49 is: 3,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388.07 : 9,582.37 = 2,228.49 : x
  2. Step 2: Convert to fraction form
    6,388.07/9,582.37 = 2,228.49/x
  3. Step 3: Cross multiply
    6,388.07x = 9,582.37 × 2,228.49
  4. Step 4: Simplify right side
    6,388.07x = 21,354,210.15
  5. Step 5: Solve for x
    x = 21,354,210.15/6,388.07
  6. Step 6: Final answer
    x = 3,342.83

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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.