Home / 8,216.10-12,325.38-3,021.58

Finding the Fourth Proportional to 8,216.10, 12,325.38 and 3,021.58

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Solution

The fourth proportional to 8,216.10, 12,325.38 and 3,021.58 is: 4,532.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.10 : 12,325.38 = 3,021.58 : x
  2. Step 2: Convert to fraction form
    8,216.10/12,325.38 = 3,021.58/x
  3. Step 3: Cross multiply
    8,216.10x = 12,325.38 × 3,021.58
  4. Step 4: Simplify right side
    8,216.10x = 37,242,121.70
  5. Step 5: Solve for x
    x = 37,242,121.70/8,216.10
  6. Step 6: Final answer
    x = 4,532.82

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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.