Home / 4,528.72-6,805.92-2,680.72

Finding the Fourth Proportional to 4,528.72, 6,805.92 and 2,680.72

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Solution

The fourth proportional to 4,528.72, 6,805.92 and 2,680.72 is: 4,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.72 : 6,805.92 = 2,680.72 : x
  2. Step 2: Convert to fraction form
    4,528.72/6,805.92 = 2,680.72/x
  3. Step 3: Cross multiply
    4,528.72x = 6,805.92 × 2,680.72
  4. Step 4: Simplify right side
    4,528.72x = 18,244,765.86
  5. Step 5: Solve for x
    x = 18,244,765.86/4,528.72
  6. Step 6: Final answer
    x = 4,028.68

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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.