Home / 10,453.20-15,675.32-3,524.56

Finding the Fourth Proportional to 10,453.20, 15,675.32 and 3,524.56

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Solution

The fourth proportional to 10,453.20, 15,675.32 and 3,524.56 is: 5,285.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.20 : 15,675.32 = 3,524.56 : x
  2. Step 2: Convert to fraction form
    10,453.20/15,675.32 = 3,524.56/x
  3. Step 3: Cross multiply
    10,453.20x = 15,675.32 × 3,524.56
  4. Step 4: Simplify right side
    10,453.20x = 55,248,605.86
  5. Step 5: Solve for x
    x = 55,248,605.86/10,453.20
  6. Step 6: Final answer
    x = 5,285.33

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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.