Home / 11,260.70-16,891.28-3,469.50

Finding the Fourth Proportional to 11,260.70, 16,891.28 and 3,469.50

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Solution

The fourth proportional to 11,260.70, 16,891.28 and 3,469.50 is: 5,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.70 : 16,891.28 = 3,469.50 : x
  2. Step 2: Convert to fraction form
    11,260.70/16,891.28 = 3,469.50/x
  3. Step 3: Cross multiply
    11,260.70x = 16,891.28 × 3,469.50
  4. Step 4: Simplify right side
    11,260.70x = 58,604,278.61
  5. Step 5: Solve for x
    x = 58,604,278.61/11,260.70
  6. Step 6: Final answer
    x = 5,204.32

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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.