Home / 8,935.79-13,405.07-2,694.98

Finding the Fourth Proportional to 8,935.79, 13,405.07 and 2,694.98

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Solution

The fourth proportional to 8,935.79, 13,405.07 and 2,694.98 is: 4,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.79 : 13,405.07 = 2,694.98 : x
  2. Step 2: Convert to fraction form
    8,935.79/13,405.07 = 2,694.98/x
  3. Step 3: Cross multiply
    8,935.79x = 13,405.07 × 2,694.98
  4. Step 4: Simplify right side
    8,935.79x = 36,126,415.59
  5. Step 5: Solve for x
    x = 36,126,415.59/8,935.79
  6. Step 6: Final answer
    x = 4,042.89

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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.