Home / 10,356.50-15,529.08-3,238.79

Finding the Fourth Proportional to 10,356.50, 15,529.08 and 3,238.79

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Solution

The fourth proportional to 10,356.50, 15,529.08 and 3,238.79 is: 4,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.50 : 15,529.08 = 3,238.79 : x
  2. Step 2: Convert to fraction form
    10,356.50/15,529.08 = 3,238.79/x
  3. Step 3: Cross multiply
    10,356.50x = 15,529.08 × 3,238.79
  4. Step 4: Simplify right side
    10,356.50x = 50,295,351.37
  5. Step 5: Solve for x
    x = 50,295,351.37/10,356.50
  6. Step 6: Final answer
    x = 4,856.41

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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.