Home / 3,033.20-4,177.20-2,731.88

Finding the Fourth Proportional to 3,033.20, 4,177.20 and 2,731.88

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Solution

The fourth proportional to 3,033.20, 4,177.20 and 2,731.88 is: 3,762.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.20 : 4,177.20 = 2,731.88 : x
  2. Step 2: Convert to fraction form
    3,033.20/4,177.20 = 2,731.88/x
  3. Step 3: Cross multiply
    3,033.20x = 4,177.20 × 2,731.88
  4. Step 4: Simplify right side
    3,033.20x = 11,411,609.14
  5. Step 5: Solve for x
    x = 11,411,609.14/3,033.20
  6. Step 6: Final answer
    x = 3,762.23

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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.