Home / 7,610.83-11,406.66-3,449.59

Finding the Fourth Proportional to 7,610.83, 11,406.66 and 3,449.59

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Solution

The fourth proportional to 7,610.83, 11,406.66 and 3,449.59 is: 5,170.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.83 : 11,406.66 = 3,449.59 : x
  2. Step 2: Convert to fraction form
    7,610.83/11,406.66 = 3,449.59/x
  3. Step 3: Cross multiply
    7,610.83x = 11,406.66 × 3,449.59
  4. Step 4: Simplify right side
    7,610.83x = 39,348,258.82
  5. Step 5: Solve for x
    x = 39,348,258.82/7,610.83
  6. Step 6: Final answer
    x = 5,170.04

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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.