Home / 3,059.72-4,221.52-1,733.40

Finding the Fourth Proportional to 3,059.72, 4,221.52 and 1,733.40

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Solution

The fourth proportional to 3,059.72, 4,221.52 and 1,733.40 is: 2,391.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.72 : 4,221.52 = 1,733.40 : x
  2. Step 2: Convert to fraction form
    3,059.72/4,221.52 = 1,733.40/x
  3. Step 3: Cross multiply
    3,059.72x = 4,221.52 × 1,733.40
  4. Step 4: Simplify right side
    3,059.72x = 7,317,578.43
  5. Step 5: Solve for x
    x = 7,317,578.43/3,059.72
  6. Step 6: Final answer
    x = 2,391.58

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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.