Home / 11,546.49-15,910.62-7,962.54

Finding the Fourth Proportional to 11,546.49, 15,910.62 and 7,962.54

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Solution

The fourth proportional to 11,546.49, 15,910.62 and 7,962.54 is: 10,972.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.49 : 15,910.62 = 7,962.54 : x
  2. Step 2: Convert to fraction form
    11,546.49/15,910.62 = 7,962.54/x
  3. Step 3: Cross multiply
    11,546.49x = 15,910.62 × 7,962.54
  4. Step 4: Simplify right side
    11,546.49x = 126,688,948.17
  5. Step 5: Solve for x
    x = 126,688,948.17/11,546.49
  6. Step 6: Final answer
    x = 10,972.07

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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.