Home / 3,059.37-4,221.90-1,732.77

Finding the Fourth Proportional to 3,059.37, 4,221.90 and 1,732.77

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Solution

The fourth proportional to 3,059.37, 4,221.90 and 1,732.77 is: 2,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.37 : 4,221.90 = 1,732.77 : x
  2. Step 2: Convert to fraction form
    3,059.37/4,221.90 = 1,732.77/x
  3. Step 3: Cross multiply
    3,059.37x = 4,221.90 × 1,732.77
  4. Step 4: Simplify right side
    3,059.37x = 7,315,581.66
  5. Step 5: Solve for x
    x = 7,315,581.66/3,059.37
  6. Step 6: Final answer
    x = 2,391.21

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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.