Home / 4,757.56-6,564.91-2,768.20

Finding the Fourth Proportional to 4,757.56, 6,564.91 and 2,768.20

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Solution

The fourth proportional to 4,757.56, 6,564.91 and 2,768.20 is: 3,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.56 : 6,564.91 = 2,768.20 : x
  2. Step 2: Convert to fraction form
    4,757.56/6,564.91 = 2,768.20/x
  3. Step 3: Cross multiply
    4,757.56x = 6,564.91 × 2,768.20
  4. Step 4: Simplify right side
    4,757.56x = 18,172,983.86
  5. Step 5: Solve for x
    x = 18,172,983.86/4,757.56
  6. Step 6: Final answer
    x = 3,819.81

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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.