Home / 2,818.22-4,221.66-2,360.58

Finding the Fourth Proportional to 2,818.22, 4,221.66 and 2,360.58

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Solution

The fourth proportional to 2,818.22, 4,221.66 and 2,360.58 is: 3,536.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.22 : 4,221.66 = 2,360.58 : x
  2. Step 2: Convert to fraction form
    2,818.22/4,221.66 = 2,360.58/x
  3. Step 3: Cross multiply
    2,818.22x = 4,221.66 × 2,360.58
  4. Step 4: Simplify right side
    2,818.22x = 9,965,566.16
  5. Step 5: Solve for x
    x = 9,965,566.16/2,818.22
  6. Step 6: Final answer
    x = 3,536.12

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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.