Home / 5,028.01-6,938.97-2,789.98

Finding the Fourth Proportional to 5,028.01, 6,938.97 and 2,789.98

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Solution

The fourth proportional to 5,028.01, 6,938.97 and 2,789.98 is: 3,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.01 : 6,938.97 = 2,789.98 : x
  2. Step 2: Convert to fraction form
    5,028.01/6,938.97 = 2,789.98/x
  3. Step 3: Cross multiply
    5,028.01x = 6,938.97 × 2,789.98
  4. Step 4: Simplify right side
    5,028.01x = 19,359,587.52
  5. Step 5: Solve for x
    x = 19,359,587.52/5,028.01
  6. Step 6: Final answer
    x = 3,850.35

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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.