Home / 8,562.45-12,843.67-3,628.63

Finding the Fourth Proportional to 8,562.45, 12,843.67 and 3,628.63

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Solution

The fourth proportional to 8,562.45, 12,843.67 and 3,628.63 is: 5,442.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562.45 : 12,843.67 = 3,628.63 : x
  2. Step 2: Convert to fraction form
    8,562.45/12,843.67 = 3,628.63/x
  3. Step 3: Cross multiply
    8,562.45x = 12,843.67 × 3,628.63
  4. Step 4: Simplify right side
    8,562.45x = 46,604,874.88
  5. Step 5: Solve for x
    x = 46,604,874.88/8,562.45
  6. Step 6: Final answer
    x = 5,442.94

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Similar ratio
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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.