Home / 10,028.25-15,043.19-3,102.75

Finding the Fourth Proportional to 10,028.25, 15,043.19 and 3,102.75

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Solution

The fourth proportional to 10,028.25, 15,043.19 and 3,102.75 is: 4,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.25 : 15,043.19 = 3,102.75 : x
  2. Step 2: Convert to fraction form
    10,028.25/15,043.19 = 3,102.75/x
  3. Step 3: Cross multiply
    10,028.25x = 15,043.19 × 3,102.75
  4. Step 4: Simplify right side
    10,028.25x = 46,675,242.26
  5. Step 5: Solve for x
    x = 46,675,242.26/10,028.25
  6. Step 6: Final answer
    x = 4,654.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.