Home / 3,261.09-4,500.18-1,768.96

Finding the Fourth Proportional to 3,261.09, 4,500.18 and 1,768.96

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Solution

The fourth proportional to 3,261.09, 4,500.18 and 1,768.96 is: 2,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.09 : 4,500.18 = 1,768.96 : x
  2. Step 2: Convert to fraction form
    3,261.09/4,500.18 = 1,768.96/x
  3. Step 3: Cross multiply
    3,261.09x = 4,500.18 × 1,768.96
  4. Step 4: Simplify right side
    3,261.09x = 7,960,627.16
  5. Step 5: Solve for x
    x = 7,960,627.16/3,261.09
  6. Step 6: Final answer
    x = 2,441.09

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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.