Home / 11,126.70-16,694.10-4,557.60

Finding the Fourth Proportional to 11,126.70, 16,694.10 and 4,557.60

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Solution

The fourth proportional to 11,126.70, 16,694.10 and 4,557.60 is: 6,838.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126.70 : 16,694.10 = 4,557.60 : x
  2. Step 2: Convert to fraction form
    11,126.70/16,694.10 = 4,557.60/x
  3. Step 3: Cross multiply
    11,126.70x = 16,694.10 × 4,557.60
  4. Step 4: Simplify right side
    11,126.70x = 76,085,030.16
  5. Step 5: Solve for x
    x = 76,085,030.16/11,126.70
  6. Step 6: Final answer
    x = 6,838.06

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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.