Home / 11,450.45-15,803.09-6,735.17

Finding the Fourth Proportional to 11,450.45, 15,803.09 and 6,735.17

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Solution

The fourth proportional to 11,450.45, 15,803.09 and 6,735.17 is: 9,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.45 : 15,803.09 = 6,735.17 : x
  2. Step 2: Convert to fraction form
    11,450.45/15,803.09 = 6,735.17/x
  3. Step 3: Cross multiply
    11,450.45x = 15,803.09 × 6,735.17
  4. Step 4: Simplify right side
    11,450.45x = 106,436,464.00
  5. Step 5: Solve for x
    x = 106,436,464.00/11,450.45
  6. Step 6: Final answer
    x = 9,295.40

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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.