Home / 8,228.02-12,348.94-3,551.56

Finding the Fourth Proportional to 8,228.02, 12,348.94 and 3,551.56

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Solution

The fourth proportional to 8,228.02, 12,348.94 and 3,551.56 is: 5,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.02 : 12,348.94 = 3,551.56 : x
  2. Step 2: Convert to fraction form
    8,228.02/12,348.94 = 3,551.56/x
  3. Step 3: Cross multiply
    8,228.02x = 12,348.94 × 3,551.56
  4. Step 4: Simplify right side
    8,228.02x = 43,857,978.13
  5. Step 5: Solve for x
    x = 43,857,978.13/8,228.02
  6. Step 6: Final answer
    x = 5,330.32

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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.