Home / 10,984.92-15,160.62-6,270.12

Finding the Fourth Proportional to 10,984.92, 15,160.62 and 6,270.12

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Solution

The fourth proportional to 10,984.92, 15,160.62 and 6,270.12 is: 8,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.92 : 15,160.62 = 6,270.12 : x
  2. Step 2: Convert to fraction form
    10,984.92/15,160.62 = 6,270.12/x
  3. Step 3: Cross multiply
    10,984.92x = 15,160.62 × 6,270.12
  4. Step 4: Simplify right side
    10,984.92x = 95,058,906.67
  5. Step 5: Solve for x
    x = 95,058,906.67/10,984.92
  6. Step 6: Final answer
    x = 8,653.58

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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.