Home / 10,628.56-15,945.36-6,736.24

Finding the Fourth Proportional to 10,628.56, 15,945.36 and 6,736.24

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Solution

The fourth proportional to 10,628.56, 15,945.36 and 6,736.24 is: 10,105.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628.56 : 15,945.36 = 6,736.24 : x
  2. Step 2: Convert to fraction form
    10,628.56/15,945.36 = 6,736.24/x
  3. Step 3: Cross multiply
    10,628.56x = 15,945.36 × 6,736.24
  4. Step 4: Simplify right side
    10,628.56x = 107,411,771.85
  5. Step 5: Solve for x
    x = 107,411,771.85/10,628.56
  6. Step 6: Final answer
    x = 10,105.96

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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.