Home / 9,786.60-14,681.73-3,214.68

Finding the Fourth Proportional to 9,786.60, 14,681.73 and 3,214.68

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Solution

The fourth proportional to 9,786.60, 14,681.73 and 3,214.68 is: 4,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786.60 : 14,681.73 = 3,214.68 : x
  2. Step 2: Convert to fraction form
    9,786.60/14,681.73 = 3,214.68/x
  3. Step 3: Cross multiply
    9,786.60x = 14,681.73 × 3,214.68
  4. Step 4: Simplify right side
    9,786.60x = 47,197,063.80
  5. Step 5: Solve for x
    x = 47,197,063.80/9,786.60
  6. Step 6: Final answer
    x = 4,822.62

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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.