Home / 8,453.30-11,658.44-6,333.80

Finding the Fourth Proportional to 8,453.30, 11,658.44 and 6,333.80

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Solution

The fourth proportional to 8,453.30, 11,658.44 and 6,333.80 is: 8,735.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.30 : 11,658.44 = 6,333.80 : x
  2. Step 2: Convert to fraction form
    8,453.30/11,658.44 = 6,333.80/x
  3. Step 3: Cross multiply
    8,453.30x = 11,658.44 × 6,333.80
  4. Step 4: Simplify right side
    8,453.30x = 73,842,137.31
  5. Step 5: Solve for x
    x = 73,842,137.31/8,453.30
  6. Step 6: Final answer
    x = 8,735.31

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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.