Home / 8,936.51-13,402.58-3,011.85

Finding the Fourth Proportional to 8,936.51, 13,402.58 and 3,011.85

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Solution

The fourth proportional to 8,936.51, 13,402.58 and 3,011.85 is: 4,517.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936.51 : 13,402.58 = 3,011.85 : x
  2. Step 2: Convert to fraction form
    8,936.51/13,402.58 = 3,011.85/x
  3. Step 3: Cross multiply
    8,936.51x = 13,402.58 × 3,011.85
  4. Step 4: Simplify right side
    8,936.51x = 40,366,545.51
  5. Step 5: Solve for x
    x = 40,366,545.51/8,936.51
  6. Step 6: Final answer
    x = 4,517.04

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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.