Home / 8,266.14-12,393.78-4,708.38

Finding the Fourth Proportional to 8,266.14, 12,393.78 and 4,708.38

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Solution

The fourth proportional to 8,266.14, 12,393.78 and 4,708.38 is: 7,059.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.14 : 12,393.78 = 4,708.38 : x
  2. Step 2: Convert to fraction form
    8,266.14/12,393.78 = 4,708.38/x
  3. Step 3: Cross multiply
    8,266.14x = 12,393.78 × 4,708.38
  4. Step 4: Simplify right side
    8,266.14x = 58,354,625.88
  5. Step 5: Solve for x
    x = 58,354,625.88/8,266.14
  6. Step 6: Final answer
    x = 7,059.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.