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Finding the Fourth Proportional to 3,295.32, 4,939.96 and 1,650.12

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Solution

The fourth proportional to 3,295.32, 4,939.96 and 1,650.12 is: 2,473.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.32 : 4,939.96 = 1,650.12 : x
  2. Step 2: Convert to fraction form
    3,295.32/4,939.96 = 1,650.12/x
  3. Step 3: Cross multiply
    3,295.32x = 4,939.96 × 1,650.12
  4. Step 4: Simplify right side
    3,295.32x = 8,151,526.80
  5. Step 5: Solve for x
    x = 8,151,526.80/3,295.32
  6. Step 6: Final answer
    x = 2,473.67

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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.