Home / 2,730.14-3,758.64-2,287.34

Finding the Fourth Proportional to 2,730.14, 3,758.64 and 2,287.34

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Solution

The fourth proportional to 2,730.14, 3,758.64 and 2,287.34 is: 3,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.14 : 3,758.64 = 2,287.34 : x
  2. Step 2: Convert to fraction form
    2,730.14/3,758.64 = 2,287.34/x
  3. Step 3: Cross multiply
    2,730.14x = 3,758.64 × 2,287.34
  4. Step 4: Simplify right side
    2,730.14x = 8,597,287.62
  5. Step 5: Solve for x
    x = 8,597,287.62/2,730.14
  6. Step 6: Final answer
    x = 3,149.03

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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.