Home / 8,850.78-13,262.39-3,302.63

Finding the Fourth Proportional to 8,850.78, 13,262.39 and 3,302.63

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Solution

The fourth proportional to 8,850.78, 13,262.39 and 3,302.63 is: 4,948.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,850.78 : 13,262.39 = 3,302.63 : x
  2. Step 2: Convert to fraction form
    8,850.78/13,262.39 = 3,302.63/x
  3. Step 3: Cross multiply
    8,850.78x = 13,262.39 × 3,302.63
  4. Step 4: Simplify right side
    8,850.78x = 43,800,684.26
  5. Step 5: Solve for x
    x = 43,800,684.26/8,850.78
  6. Step 6: Final answer
    x = 4,948.79

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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.