Home / 5,620.16-7,757.52-3,262.88

Finding the Fourth Proportional to 5,620.16, 7,757.52 and 3,262.88

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Solution

The fourth proportional to 5,620.16, 7,757.52 and 3,262.88 is: 4,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620.16 : 7,757.52 = 3,262.88 : x
  2. Step 2: Convert to fraction form
    5,620.16/7,757.52 = 3,262.88/x
  3. Step 3: Cross multiply
    5,620.16x = 7,757.52 × 3,262.88
  4. Step 4: Simplify right side
    5,620.16x = 25,311,856.86
  5. Step 5: Solve for x
    x = 25,311,856.86/5,620.16
  6. Step 6: Final answer
    x = 4,503.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.