Home / 12,097.78-16,694.40-6,792.49

Finding the Fourth Proportional to 12,097.78, 16,694.40 and 6,792.49

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Solution

The fourth proportional to 12,097.78, 16,694.40 and 6,792.49 is: 9,373.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.78 : 16,694.40 = 6,792.49 : x
  2. Step 2: Convert to fraction form
    12,097.78/16,694.40 = 6,792.49/x
  3. Step 3: Cross multiply
    12,097.78x = 16,694.40 × 6,792.49
  4. Step 4: Simplify right side
    12,097.78x = 113,396,545.06
  5. Step 5: Solve for x
    x = 113,396,545.06/12,097.78
  6. Step 6: Final answer
    x = 9,373.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.