Home / 3,014.38-4,517.79-1,628.38

Finding the Fourth Proportional to 3,014.38, 4,517.79 and 1,628.38

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Solution

The fourth proportional to 3,014.38, 4,517.79 and 1,628.38 is: 2,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.38 : 4,517.79 = 1,628.38 : x
  2. Step 2: Convert to fraction form
    3,014.38/4,517.79 = 1,628.38/x
  3. Step 3: Cross multiply
    3,014.38x = 4,517.79 × 1,628.38
  4. Step 4: Simplify right side
    3,014.38x = 7,356,678.88
  5. Step 5: Solve for x
    x = 7,356,678.88/3,014.38
  6. Step 6: Final answer
    x = 2,440.53

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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.