Home / 2,822.18-4,204.67-2,682.77

Finding the Fourth Proportional to 2,822.18, 4,204.67 and 2,682.77

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Solution

The fourth proportional to 2,822.18, 4,204.67 and 2,682.77 is: 3,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.18 : 4,204.67 = 2,682.77 : x
  2. Step 2: Convert to fraction form
    2,822.18/4,204.67 = 2,682.77/x
  3. Step 3: Cross multiply
    2,822.18x = 4,204.67 × 2,682.77
  4. Step 4: Simplify right side
    2,822.18x = 11,280,128.10
  5. Step 5: Solve for x
    x = 11,280,128.10/2,822.18
  6. Step 6: Final answer
    x = 3,996.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.