Home / 8,733.39-12,056.13-5,147.22

Finding the Fourth Proportional to 8,733.39, 12,056.13 and 5,147.22

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Solution

The fourth proportional to 8,733.39, 12,056.13 and 5,147.22 is: 7,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,733.39 : 12,056.13 = 5,147.22 : x
  2. Step 2: Convert to fraction form
    8,733.39/12,056.13 = 5,147.22/x
  3. Step 3: Cross multiply
    8,733.39x = 12,056.13 × 5,147.22
  4. Step 4: Simplify right side
    8,733.39x = 62,055,553.46
  5. Step 5: Solve for x
    x = 62,055,553.46/8,733.39
  6. Step 6: Final answer
    x = 7,105.55

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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.