Home / 6,400.32-9,582.76-3,273.60

Finding the Fourth Proportional to 6,400.32, 9,582.76 and 3,273.60

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Solution

The fourth proportional to 6,400.32, 9,582.76 and 3,273.60 is: 4,901.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.32 : 9,582.76 = 3,273.60 : x
  2. Step 2: Convert to fraction form
    6,400.32/9,582.76 = 3,273.60/x
  3. Step 3: Cross multiply
    6,400.32x = 9,582.76 × 3,273.60
  4. Step 4: Simplify right side
    6,400.32x = 31,370,123.14
  5. Step 5: Solve for x
    x = 31,370,123.14/6,400.32
  6. Step 6: Final answer
    x = 4,901.34

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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.