Home / 3,328.92-4,989.87-1,250.46

Finding the Fourth Proportional to 3,328.92, 4,989.87 and 1,250.46

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Solution

The fourth proportional to 3,328.92, 4,989.87 and 1,250.46 is: 1,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.92 : 4,989.87 = 1,250.46 : x
  2. Step 2: Convert to fraction form
    3,328.92/4,989.87 = 1,250.46/x
  3. Step 3: Cross multiply
    3,328.92x = 4,989.87 × 1,250.46
  4. Step 4: Simplify right side
    3,328.92x = 6,239,632.84
  5. Step 5: Solve for x
    x = 6,239,632.84/3,328.92
  6. Step 6: Final answer
    x = 1,874.37

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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.