Home / 3,850.23-5,313.39-2,258.10

Finding the Fourth Proportional to 3,850.23, 5,313.39 and 2,258.10

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Solution

The fourth proportional to 3,850.23, 5,313.39 and 2,258.10 is: 3,116.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,850.23 : 5,313.39 = 2,258.10 : x
  2. Step 2: Convert to fraction form
    3,850.23/5,313.39 = 2,258.10/x
  3. Step 3: Cross multiply
    3,850.23x = 5,313.39 × 2,258.10
  4. Step 4: Simplify right side
    3,850.23x = 11,998,139.39
  5. Step 5: Solve for x
    x = 11,998,139.39/3,850.23
  6. Step 6: Final answer
    x = 3,116.22

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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.