Home / 3,258.68-4,495.92-2,080.14

Finding the Fourth Proportional to 3,258.68, 4,495.92 and 2,080.14

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Solution

The fourth proportional to 3,258.68, 4,495.92 and 2,080.14 is: 2,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.68 : 4,495.92 = 2,080.14 : x
  2. Step 2: Convert to fraction form
    3,258.68/4,495.92 = 2,080.14/x
  3. Step 3: Cross multiply
    3,258.68x = 4,495.92 × 2,080.14
  4. Step 4: Simplify right side
    3,258.68x = 9,352,143.03
  5. Step 5: Solve for x
    x = 9,352,143.03/3,258.68
  6. Step 6: Final answer
    x = 2,869.92

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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.