Home / 12,372.29-17,073.78-6,706.97

Finding the Fourth Proportional to 12,372.29, 17,073.78 and 6,706.97

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Solution

The fourth proportional to 12,372.29, 17,073.78 and 6,706.97 is: 9,255.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.29 : 17,073.78 = 6,706.97 : x
  2. Step 2: Convert to fraction form
    12,372.29/17,073.78 = 6,706.97/x
  3. Step 3: Cross multiply
    12,372.29x = 17,073.78 × 6,706.97
  4. Step 4: Simplify right side
    12,372.29x = 114,513,330.25
  5. Step 5: Solve for x
    x = 114,513,330.25/12,372.29
  6. Step 6: Final answer
    x = 9,255.63

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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.