Home / 8,079.49-11,146.51-5,960.12

Finding the Fourth Proportional to 8,079.49, 11,146.51 and 5,960.12

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Solution

The fourth proportional to 8,079.49, 11,146.51 and 5,960.12 is: 8,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.49 : 11,146.51 = 5,960.12 : x
  2. Step 2: Convert to fraction form
    8,079.49/11,146.51 = 5,960.12/x
  3. Step 3: Cross multiply
    8,079.49x = 11,146.51 × 5,960.12
  4. Step 4: Simplify right side
    8,079.49x = 66,434,550.15
  5. Step 5: Solve for x
    x = 66,434,550.15/8,079.49
  6. Step 6: Final answer
    x = 8,222.62

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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.