Home / 8,596.09-12,891.69-3,331.90

Finding the Fourth Proportional to 8,596.09, 12,891.69 and 3,331.90

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Solution

The fourth proportional to 8,596.09, 12,891.69 and 3,331.90 is: 4,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,596.09 : 12,891.69 = 3,331.90 : x
  2. Step 2: Convert to fraction form
    8,596.09/12,891.69 = 3,331.90/x
  3. Step 3: Cross multiply
    8,596.09x = 12,891.69 × 3,331.90
  4. Step 4: Simplify right side
    8,596.09x = 42,953,821.91
  5. Step 5: Solve for x
    x = 42,953,821.91/8,596.09
  6. Step 6: Final answer
    x = 4,996.90

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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.