Home / 5,028.39-6,939.90-2,903.49

Finding the Fourth Proportional to 5,028.39, 6,939.90 and 2,903.49

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Solution

The fourth proportional to 5,028.39, 6,939.90 and 2,903.49 is: 4,007.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.39 : 6,939.90 = 2,903.49 : x
  2. Step 2: Convert to fraction form
    5,028.39/6,939.90 = 2,903.49/x
  3. Step 3: Cross multiply
    5,028.39x = 6,939.90 × 2,903.49
  4. Step 4: Simplify right side
    5,028.39x = 20,149,930.25
  5. Step 5: Solve for x
    x = 20,149,930.25/5,028.39
  6. Step 6: Final answer
    x = 4,007.23

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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.