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Finding the Fourth Proportional to 9,825, 14,757.83 and 7,953.09

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Solution

The fourth proportional to 9,825, 14,757.83 and 7,953.09 is: 11,946.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,825 : 14,757.83 = 7,953.09 : x
  2. Step 2: Convert to fraction form
    9,825/14,757.83 = 7,953.09/x
  3. Step 3: Cross multiply
    9,825x = 14,757.83 × 7,953.09
  4. Step 4: Simplify right side
    9,825x = 117,370,310.43
  5. Step 5: Solve for x
    x = 117,370,310.43/9,825
  6. Step 6: Final answer
    x = 11,946.09

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1.5x scale

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.