Home / 3,046.42-4,203.83-1,720.26

Finding the Fourth Proportional to 3,046.42, 4,203.83 and 1,720.26

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Solution

The fourth proportional to 3,046.42, 4,203.83 and 1,720.26 is: 2,373.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046.42 : 4,203.83 = 1,720.26 : x
  2. Step 2: Convert to fraction form
    3,046.42/4,203.83 = 1,720.26/x
  3. Step 3: Cross multiply
    3,046.42x = 4,203.83 × 1,720.26
  4. Step 4: Simplify right side
    3,046.42x = 7,231,650.98
  5. Step 5: Solve for x
    x = 7,231,650.98/3,046.42
  6. Step 6: Final answer
    x = 2,373.82

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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.