Home / 3,371.09-5,057.66-1,521.71

Finding the Fourth Proportional to 3,371.09, 5,057.66 and 1,521.71

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Solution

The fourth proportional to 3,371.09, 5,057.66 and 1,521.71 is: 2,283.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.09 : 5,057.66 = 1,521.71 : x
  2. Step 2: Convert to fraction form
    3,371.09/5,057.66 = 1,521.71/x
  3. Step 3: Cross multiply
    3,371.09x = 5,057.66 × 1,521.71
  4. Step 4: Simplify right side
    3,371.09x = 7,696,258.90
  5. Step 5: Solve for x
    x = 7,696,258.90/3,371.09
  6. Step 6: Final answer
    x = 2,283.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.