Home / 5,006.66-6,908.69-2,768.18

Finding the Fourth Proportional to 5,006.66, 6,908.69 and 2,768.18

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Solution

The fourth proportional to 5,006.66, 6,908.69 and 2,768.18 is: 3,819.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.66 : 6,908.69 = 2,768.18 : x
  2. Step 2: Convert to fraction form
    5,006.66/6,908.69 = 2,768.18/x
  3. Step 3: Cross multiply
    5,006.66x = 6,908.69 × 2,768.18
  4. Step 4: Simplify right side
    5,006.66x = 19,124,469.86
  5. Step 5: Solve for x
    x = 19,124,469.86/5,006.66
  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.