Home / 5,007.96-6,910.83-2,769.66

Finding the Fourth Proportional to 5,007.96, 6,910.83 and 2,769.66

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Solution

The fourth proportional to 5,007.96, 6,910.83 and 2,769.66 is: 3,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.96 : 6,910.83 = 2,769.66 : x
  2. Step 2: Convert to fraction form
    5,007.96/6,910.83 = 2,769.66/x
  3. Step 3: Cross multiply
    5,007.96x = 6,910.83 × 2,769.66
  4. Step 4: Simplify right side
    5,007.96x = 19,140,649.42
  5. Step 5: Solve for x
    x = 19,140,649.42/5,007.96
  6. Step 6: Final answer
    x = 3,822.05

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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.