Home / 3,028.36-4,179.56-2,610.40

Finding the Fourth Proportional to 3,028.36, 4,179.56 and 2,610.40

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Solution

The fourth proportional to 3,028.36, 4,179.56 and 2,610.40 is: 3,602.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.36 : 4,179.56 = 2,610.40 : x
  2. Step 2: Convert to fraction form
    3,028.36/4,179.56 = 2,610.40/x
  3. Step 3: Cross multiply
    3,028.36x = 4,179.56 × 2,610.40
  4. Step 4: Simplify right side
    3,028.36x = 10,910,323.42
  5. Step 5: Solve for x
    x = 10,910,323.42/3,028.36
  6. Step 6: Final answer
    x = 3,602.72

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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.