Home / 8,769.97-13,155.63-2,926.57

Finding the Fourth Proportional to 8,769.97, 13,155.63 and 2,926.57

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Solution

The fourth proportional to 8,769.97, 13,155.63 and 2,926.57 is: 4,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.97 : 13,155.63 = 2,926.57 : x
  2. Step 2: Convert to fraction form
    8,769.97/13,155.63 = 2,926.57/x
  3. Step 3: Cross multiply
    8,769.97x = 13,155.63 × 2,926.57
  4. Step 4: Simplify right side
    8,769.97x = 38,500,872.09
  5. Step 5: Solve for x
    x = 38,500,872.09/8,769.97
  6. Step 6: Final answer
    x = 4,390.08

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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.