Home / 3,028.28-4,545.16-1,274.58

Finding the Fourth Proportional to 3,028.28, 4,545.16 and 1,274.58

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Solution

The fourth proportional to 3,028.28, 4,545.16 and 1,274.58 is: 1,913.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.28 : 4,545.16 = 1,274.58 : x
  2. Step 2: Convert to fraction form
    3,028.28/4,545.16 = 1,274.58/x
  3. Step 3: Cross multiply
    3,028.28x = 4,545.16 × 1,274.58
  4. Step 4: Simplify right side
    3,028.28x = 5,793,180.49
  5. Step 5: Solve for x
    x = 5,793,180.49/3,028.28
  6. Step 6: Final answer
    x = 1,913.03

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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.