Home / 3,732.28-5,149.67-3,137.03

Finding the Fourth Proportional to 3,732.28, 5,149.67 and 3,137.03

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Solution

The fourth proportional to 3,732.28, 5,149.67 and 3,137.03 is: 4,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.28 : 5,149.67 = 3,137.03 : x
  2. Step 2: Convert to fraction form
    3,732.28/5,149.67 = 3,137.03/x
  3. Step 3: Cross multiply
    3,732.28x = 5,149.67 × 3,137.03
  4. Step 4: Simplify right side
    3,732.28x = 16,154,653.59
  5. Step 5: Solve for x
    x = 16,154,653.59/3,732.28
  6. Step 6: Final answer
    x = 4,328.37

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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.