Home / 6,645.05-9,170.06-4,093.95

Finding the Fourth Proportional to 6,645.05, 9,170.06 and 4,093.95

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Solution

The fourth proportional to 6,645.05, 9,170.06 and 4,093.95 is: 5,649.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.05 : 9,170.06 = 4,093.95 : x
  2. Step 2: Convert to fraction form
    6,645.05/9,170.06 = 4,093.95/x
  3. Step 3: Cross multiply
    6,645.05x = 9,170.06 × 4,093.95
  4. Step 4: Simplify right side
    6,645.05x = 37,541,746.67
  5. Step 5: Solve for x
    x = 37,541,746.67/6,645.05
  6. Step 6: Final answer
    x = 5,649.59

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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.