Home / 4,311.76-6,453.60-2,832.28

Finding the Fourth Proportional to 4,311.76, 6,453.60 and 2,832.28

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Solution

The fourth proportional to 4,311.76, 6,453.60 and 2,832.28 is: 4,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,311.76 : 6,453.60 = 2,832.28 : x
  2. Step 2: Convert to fraction form
    4,311.76/6,453.60 = 2,832.28/x
  3. Step 3: Cross multiply
    4,311.76x = 6,453.60 × 2,832.28
  4. Step 4: Simplify right side
    4,311.76x = 18,278,402.21
  5. Step 5: Solve for x
    x = 18,278,402.21/4,311.76
  6. Step 6: Final answer
    x = 4,239.20

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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.