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Finding the Fourth Proportional to 6,653.32, 9,982.20 and 4,441

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Solution

The fourth proportional to 6,653.32, 9,982.20 and 4,441 is: 6,662.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653.32 : 9,982.20 = 4,441 : x
  2. Step 2: Convert to fraction form
    6,653.32/9,982.20 = 4,441/x
  3. Step 3: Cross multiply
    6,653.32x = 9,982.20 × 4,441
  4. Step 4: Simplify right side
    6,653.32x = 44,330,950.20
  5. Step 5: Solve for x
    x = 44,330,950.20/6,653.32
  6. Step 6: Final answer
    x = 6,662.98

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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.