Home / 2,730.24-3,767.76-1,682.64

Finding the Fourth Proportional to 2,730.24, 3,767.76 and 1,682.64

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Solution

The fourth proportional to 2,730.24, 3,767.76 and 1,682.64 is: 2,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.24 : 3,767.76 = 1,682.64 : x
  2. Step 2: Convert to fraction form
    2,730.24/3,767.76 = 1,682.64/x
  3. Step 3: Cross multiply
    2,730.24x = 3,767.76 × 1,682.64
  4. Step 4: Simplify right side
    2,730.24x = 6,339,783.69
  5. Step 5: Solve for x
    x = 6,339,783.69/2,730.24
  6. Step 6: Final answer
    x = 2,322.06

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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.