Home / 3,313.45-4,961.29-1,750.20

Finding the Fourth Proportional to 3,313.45, 4,961.29 and 1,750.20

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Solution

The fourth proportional to 3,313.45, 4,961.29 and 1,750.20 is: 2,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313.45 : 4,961.29 = 1,750.20 : x
  2. Step 2: Convert to fraction form
    3,313.45/4,961.29 = 1,750.20/x
  3. Step 3: Cross multiply
    3,313.45x = 4,961.29 × 1,750.20
  4. Step 4: Simplify right side
    3,313.45x = 8,683,245.38
  5. Step 5: Solve for x
    x = 8,683,245.38/3,313.45
  6. Step 6: Final answer
    x = 2,620.61

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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.