Home / 8,856.53-13,273.13-4,170.18

Finding the Fourth Proportional to 8,856.53, 13,273.13 and 4,170.18

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Solution

The fourth proportional to 8,856.53, 13,273.13 and 4,170.18 is: 6,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.53 : 13,273.13 = 4,170.18 : x
  2. Step 2: Convert to fraction form
    8,856.53/13,273.13 = 4,170.18/x
  3. Step 3: Cross multiply
    8,856.53x = 13,273.13 × 4,170.18
  4. Step 4: Simplify right side
    8,856.53x = 55,351,320.41
  5. Step 5: Solve for x
    x = 55,351,320.41/8,856.53
  6. Step 6: Final answer
    x = 6,249.78

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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.