Home / 8,336.22-11,502.75-6,320.76

Finding the Fourth Proportional to 8,336.22, 11,502.75 and 6,320.76

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Solution

The fourth proportional to 8,336.22, 11,502.75 and 6,320.76 is: 8,721.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.22 : 11,502.75 = 6,320.76 : x
  2. Step 2: Convert to fraction form
    8,336.22/11,502.75 = 6,320.76/x
  3. Step 3: Cross multiply
    8,336.22x = 11,502.75 × 6,320.76
  4. Step 4: Simplify right side
    8,336.22x = 72,706,122.09
  5. Step 5: Solve for x
    x = 72,706,122.09/8,336.22
  6. Step 6: Final answer
    x = 8,721.71

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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.