Home / 5,910.45-8,156.48-3,257.79

Finding the Fourth Proportional to 5,910.45, 8,156.48 and 3,257.79

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Solution

The fourth proportional to 5,910.45, 8,156.48 and 3,257.79 is: 4,495.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.45 : 8,156.48 = 3,257.79 : x
  2. Step 2: Convert to fraction form
    5,910.45/8,156.48 = 3,257.79/x
  3. Step 3: Cross multiply
    5,910.45x = 8,156.48 × 3,257.79
  4. Step 4: Simplify right side
    5,910.45x = 26,572,098.98
  5. Step 5: Solve for x
    x = 26,572,098.98/5,910.45
  6. Step 6: Final answer
    x = 4,495.78

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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.