Home / 2,240.26-3,355.81-1,066.71

Finding the Fourth Proportional to 2,240.26, 3,355.81 and 1,066.71

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Solution

The fourth proportional to 2,240.26, 3,355.81 and 1,066.71 is: 1,597.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240.26 : 3,355.81 = 1,066.71 : x
  2. Step 2: Convert to fraction form
    2,240.26/3,355.81 = 1,066.71/x
  3. Step 3: Cross multiply
    2,240.26x = 3,355.81 × 1,066.71
  4. Step 4: Simplify right side
    2,240.26x = 3,579,659.31
  5. Step 5: Solve for x
    x = 3,579,659.31/2,240.26
  6. Step 6: Final answer
    x = 1,597.88

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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.