Home / 8,272.12-11,415.26-6,043.43

Finding the Fourth Proportional to 8,272.12, 11,415.26 and 6,043.43

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Solution

The fourth proportional to 8,272.12, 11,415.26 and 6,043.43 is: 8,339.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272.12 : 11,415.26 = 6,043.43 : x
  2. Step 2: Convert to fraction form
    8,272.12/11,415.26 = 6,043.43/x
  3. Step 3: Cross multiply
    8,272.12x = 11,415.26 × 6,043.43
  4. Step 4: Simplify right side
    8,272.12x = 68,987,267.67
  5. Step 5: Solve for x
    x = 68,987,267.67/8,272.12
  6. Step 6: Final answer
    x = 8,339.74

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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.