Home / 8,141.43-11,236.21-4,604.57

Finding the Fourth Proportional to 8,141.43, 11,236.21 and 4,604.57

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Solution

The fourth proportional to 8,141.43, 11,236.21 and 4,604.57 is: 6,354.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,141.43 : 11,236.21 = 4,604.57 : x
  2. Step 2: Convert to fraction form
    8,141.43/11,236.21 = 4,604.57/x
  3. Step 3: Cross multiply
    8,141.43x = 11,236.21 × 4,604.57
  4. Step 4: Simplify right side
    8,141.43x = 51,737,915.48
  5. Step 5: Solve for x
    x = 51,737,915.48/8,141.43
  6. Step 6: Final answer
    x = 6,354.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.