Home / 10,867.50-16,299.36-3,074.76

Finding the Fourth Proportional to 10,867.50, 16,299.36 and 3,074.76

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Solution

The fourth proportional to 10,867.50, 16,299.36 and 3,074.76 is: 4,611.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.50 : 16,299.36 = 3,074.76 : x
  2. Step 2: Convert to fraction form
    10,867.50/16,299.36 = 3,074.76/x
  3. Step 3: Cross multiply
    10,867.50x = 16,299.36 × 3,074.76
  4. Step 4: Simplify right side
    10,867.50x = 50,116,620.15
  5. Step 5: Solve for x
    x = 50,116,620.15/10,867.50
  6. Step 6: Final answer
    x = 4,611.61

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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.