Home / 6,385.38-9,582.40-2,225.37

Finding the Fourth Proportional to 6,385.38, 9,582.40 and 2,225.37

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Solution

The fourth proportional to 6,385.38, 9,582.40 and 2,225.37 is: 3,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.38 : 9,582.40 = 2,225.37 : x
  2. Step 2: Convert to fraction form
    6,385.38/9,582.40 = 2,225.37/x
  3. Step 3: Cross multiply
    6,385.38x = 9,582.40 × 2,225.37
  4. Step 4: Simplify right side
    6,385.38x = 21,324,385.49
  5. Step 5: Solve for x
    x = 21,324,385.49/6,385.38
  6. Step 6: Final answer
    x = 3,339.56

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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.