Home / 10,240.69-15,361.13-2,845.73

Finding the Fourth Proportional to 10,240.69, 15,361.13 and 2,845.73

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Solution

The fourth proportional to 10,240.69, 15,361.13 and 2,845.73 is: 4,268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.69 : 15,361.13 = 2,845.73 : x
  2. Step 2: Convert to fraction form
    10,240.69/15,361.13 = 2,845.73/x
  3. Step 3: Cross multiply
    10,240.69x = 15,361.13 × 2,845.73
  4. Step 4: Simplify right side
    10,240.69x = 43,713,628.47
  5. Step 5: Solve for x
    x = 43,713,628.47/10,240.69
  6. Step 6: Final answer
    x = 4,268.62

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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.