Home / 2,730.59-3,768.62-1,668.97

Finding the Fourth Proportional to 2,730.59, 3,768.62 and 1,668.97

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Solution

The fourth proportional to 2,730.59, 3,768.62 and 1,668.97 is: 2,303.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.59 : 3,768.62 = 1,668.97 : x
  2. Step 2: Convert to fraction form
    2,730.59/3,768.62 = 1,668.97/x
  3. Step 3: Cross multiply
    2,730.59x = 3,768.62 × 1,668.97
  4. Step 4: Simplify right side
    2,730.59x = 6,289,713.72
  5. Step 5: Solve for x
    x = 6,289,713.72/2,730.59
  6. Step 6: Final answer
    x = 2,303.43

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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.