Home / 2,730.68-3,768.66-1,682.76

Finding the Fourth Proportional to 2,730.68, 3,768.66 and 1,682.76

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Solution

The fourth proportional to 2,730.68, 3,768.66 and 1,682.76 is: 2,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.68 : 3,768.66 = 1,682.76 : x
  2. Step 2: Convert to fraction form
    2,730.68/3,768.66 = 1,682.76/x
  3. Step 3: Cross multiply
    2,730.68x = 3,768.66 × 1,682.76
  4. Step 4: Simplify right side
    2,730.68x = 6,341,750.30
  5. Step 5: Solve for x
    x = 6,341,750.30/2,730.68
  6. Step 6: Final answer
    x = 2,322.41

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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.