Home / 4,864.38-6,712.84-2,768.91

Finding the Fourth Proportional to 4,864.38, 6,712.84 and 2,768.91

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Solution

The fourth proportional to 4,864.38, 6,712.84 and 2,768.91 is: 3,821.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.38 : 6,712.84 = 2,768.91 : x
  2. Step 2: Convert to fraction form
    4,864.38/6,712.84 = 2,768.91/x
  3. Step 3: Cross multiply
    4,864.38x = 6,712.84 × 2,768.91
  4. Step 4: Simplify right side
    4,864.38x = 18,587,249.80
  5. Step 5: Solve for x
    x = 18,587,249.80/4,864.38
  6. Step 6: Final answer
    x = 3,821.09

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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.