Home / 2,730.15-3,767.04-1,682.01

Finding the Fourth Proportional to 2,730.15, 3,767.04 and 1,682.01

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Solution

The fourth proportional to 2,730.15, 3,767.04 and 1,682.01 is: 2,320.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.15 : 3,767.04 = 1,682.01 : x
  2. Step 2: Convert to fraction form
    2,730.15/3,767.04 = 1,682.01/x
  3. Step 3: Cross multiply
    2,730.15x = 3,767.04 × 1,682.01
  4. Step 4: Simplify right side
    2,730.15x = 6,336,198.95
  5. Step 5: Solve for x
    x = 6,336,198.95/2,730.15
  6. Step 6: Final answer
    x = 2,320.82

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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.