Home / 3,328.49-4,593.23-1,912.63

Finding the Fourth Proportional to 3,328.49, 4,593.23 and 1,912.63

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Solution

The fourth proportional to 3,328.49, 4,593.23 and 1,912.63 is: 2,639.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.49 : 4,593.23 = 1,912.63 : x
  2. Step 2: Convert to fraction form
    3,328.49/4,593.23 = 1,912.63/x
  3. Step 3: Cross multiply
    3,328.49x = 4,593.23 × 1,912.63
  4. Step 4: Simplify right side
    3,328.49x = 8,785,149.49
  5. Step 5: Solve for x
    x = 8,785,149.49/3,328.49
  6. Step 6: Final answer
    x = 2,639.38

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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.