Home / 4,524.56-6,789.28-3,428.72

Finding the Fourth Proportional to 4,524.56, 6,789.28 and 3,428.72

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Solution

The fourth proportional to 4,524.56, 6,789.28 and 3,428.72 is: 5,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,524.56 : 6,789.28 = 3,428.72 : x
  2. Step 2: Convert to fraction form
    4,524.56/6,789.28 = 3,428.72/x
  3. Step 3: Cross multiply
    4,524.56x = 6,789.28 × 3,428.72
  4. Step 4: Simplify right side
    4,524.56x = 23,278,540.12
  5. Step 5: Solve for x
    x = 23,278,540.12/4,524.56
  6. Step 6: Final answer
    x = 5,144.93

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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.