Home / 2,228.95-3,346.23-1,818.88

Finding the Fourth Proportional to 2,228.95, 3,346.23 and 1,818.88

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Solution

The fourth proportional to 2,228.95, 3,346.23 and 1,818.88 is: 2,730.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.95 : 3,346.23 = 1,818.88 : x
  2. Step 2: Convert to fraction form
    2,228.95/3,346.23 = 1,818.88/x
  3. Step 3: Cross multiply
    2,228.95x = 3,346.23 × 1,818.88
  4. Step 4: Simplify right side
    2,228.95x = 6,086,390.82
  5. Step 5: Solve for x
    x = 6,086,390.82/2,228.95
  6. Step 6: Final answer
    x = 2,730.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.