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Finding the Fourth Proportional to 3,325.92, 4,989.41 and 1,016.88

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Solution

The fourth proportional to 3,325.92, 4,989.41 and 1,016.88 is: 1,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.92 : 4,989.41 = 1,016.88 : x
  2. Step 2: Convert to fraction form
    3,325.92/4,989.41 = 1,016.88/x
  3. Step 3: Cross multiply
    3,325.92x = 4,989.41 × 1,016.88
  4. Step 4: Simplify right side
    3,325.92x = 5,073,631.24
  5. Step 5: Solve for x
    x = 5,073,631.24/3,325.92
  6. Step 6: Final answer
    x = 1,525.48

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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.