Home / 3,270.66-4,513.17-1,944.19

Finding the Fourth Proportional to 3,270.66, 4,513.17 and 1,944.19

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Solution

The fourth proportional to 3,270.66, 4,513.17 and 1,944.19 is: 2,682.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.66 : 4,513.17 = 1,944.19 : x
  2. Step 2: Convert to fraction form
    3,270.66/4,513.17 = 1,944.19/x
  3. Step 3: Cross multiply
    3,270.66x = 4,513.17 × 1,944.19
  4. Step 4: Simplify right side
    3,270.66x = 8,774,459.98
  5. Step 5: Solve for x
    x = 8,774,459.98/3,270.66
  6. Step 6: Final answer
    x = 2,682.78

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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.