Home / 11,629.68-17,444.52-7,741.68

Finding the Fourth Proportional to 11,629.68, 17,444.52 and 7,741.68

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Solution

The fourth proportional to 11,629.68, 17,444.52 and 7,741.68 is: 11,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.68 : 17,444.52 = 7,741.68 : x
  2. Step 2: Convert to fraction form
    11,629.68/17,444.52 = 7,741.68/x
  3. Step 3: Cross multiply
    11,629.68x = 17,444.52 × 7,741.68
  4. Step 4: Simplify right side
    11,629.68x = 135,049,891.59
  5. Step 5: Solve for x
    x = 135,049,891.59/11,629.68
  6. Step 6: Final answer
    x = 11,612.52

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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.