Home / 8,146.18-12,213.29-2,596.33

Finding the Fourth Proportional to 8,146.18, 12,213.29 and 2,596.33

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Solution

The fourth proportional to 8,146.18, 12,213.29 and 2,596.33 is: 3,892.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.18 : 12,213.29 = 2,596.33 : x
  2. Step 2: Convert to fraction form
    8,146.18/12,213.29 = 2,596.33/x
  3. Step 3: Cross multiply
    8,146.18x = 12,213.29 × 2,596.33
  4. Step 4: Simplify right side
    8,146.18x = 31,709,731.23
  5. Step 5: Solve for x
    x = 31,709,731.23/8,146.18
  6. Step 6: Final answer
    x = 3,892.59

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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.