Home / 3,059.26-4,221.86-1,732.71

Finding the Fourth Proportional to 3,059.26, 4,221.86 and 1,732.71

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Solution

The fourth proportional to 3,059.26, 4,221.86 and 1,732.71 is: 2,391.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.26 : 4,221.86 = 1,732.71 : x
  2. Step 2: Convert to fraction form
    3,059.26/4,221.86 = 1,732.71/x
  3. Step 3: Cross multiply
    3,059.26x = 4,221.86 × 1,732.71
  4. Step 4: Simplify right side
    3,059.26x = 7,315,259.04
  5. Step 5: Solve for x
    x = 7,315,259.04/3,059.26
  6. Step 6: Final answer
    x = 2,391.19

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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.