Home / 9,865.80-14,793.20-3,288.38

Finding the Fourth Proportional to 9,865.80, 14,793.20 and 3,288.38

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Solution

The fourth proportional to 9,865.80, 14,793.20 and 3,288.38 is: 4,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,865.80 : 14,793.20 = 3,288.38 : x
  2. Step 2: Convert to fraction form
    9,865.80/14,793.20 = 3,288.38/x
  3. Step 3: Cross multiply
    9,865.80x = 14,793.20 × 3,288.38
  4. Step 4: Simplify right side
    9,865.80x = 48,645,663.02
  5. Step 5: Solve for x
    x = 48,645,663.02/9,865.80
  6. Step 6: Final answer
    x = 4,930.74

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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.