Home / 5,822.20-8,733.30-2,123.20

Finding the Fourth Proportional to 5,822.20, 8,733.30 and 2,123.20

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Solution

The fourth proportional to 5,822.20, 8,733.30 and 2,123.20 is: 3,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,822.20 : 8,733.30 = 2,123.20 : x
  2. Step 2: Convert to fraction form
    5,822.20/8,733.30 = 2,123.20/x
  3. Step 3: Cross multiply
    5,822.20x = 8,733.30 × 2,123.20
  4. Step 4: Simplify right side
    5,822.20x = 18,542,542.56
  5. Step 5: Solve for x
    x = 18,542,542.56/5,822.20
  6. Step 6: Final answer
    x = 3,184.80

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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.