Home / 3,258.39-4,496.94-1,861.14

Finding the Fourth Proportional to 3,258.39, 4,496.94 and 1,861.14

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Solution

The fourth proportional to 3,258.39, 4,496.94 and 1,861.14 is: 2,568.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.39 : 4,496.94 = 1,861.14 : x
  2. Step 2: Convert to fraction form
    3,258.39/4,496.94 = 1,861.14/x
  3. Step 3: Cross multiply
    3,258.39x = 4,496.94 × 1,861.14
  4. Step 4: Simplify right side
    3,258.39x = 8,369,434.91
  5. Step 5: Solve for x
    x = 8,369,434.91/3,258.39
  6. Step 6: Final answer
    x = 2,568.58

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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.