Home / 3,172.60-4,754.56-2,016.28

Finding the Fourth Proportional to 3,172.60, 4,754.56 and 2,016.28

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Solution

The fourth proportional to 3,172.60, 4,754.56 and 2,016.28 is: 3,021.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.60 : 4,754.56 = 2,016.28 : x
  2. Step 2: Convert to fraction form
    3,172.60/4,754.56 = 2,016.28/x
  3. Step 3: Cross multiply
    3,172.60x = 4,754.56 × 2,016.28
  4. Step 4: Simplify right side
    3,172.60x = 9,586,524.24
  5. Step 5: Solve for x
    x = 9,586,524.24/3,172.60
  6. Step 6: Final answer
    x = 3,021.66

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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.