Home / 5,008.94-6,912.05-2,770.68

Finding the Fourth Proportional to 5,008.94, 6,912.05 and 2,770.68

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Solution

The fourth proportional to 5,008.94, 6,912.05 and 2,770.68 is: 3,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.94 : 6,912.05 = 2,770.68 : x
  2. Step 2: Convert to fraction form
    5,008.94/6,912.05 = 2,770.68/x
  3. Step 3: Cross multiply
    5,008.94x = 6,912.05 × 2,770.68
  4. Step 4: Simplify right side
    5,008.94x = 19,151,078.69
  5. Step 5: Solve for x
    x = 19,151,078.69/5,008.94
  6. Step 6: Final answer
    x = 3,823.38

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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.