Home / 3,209.67-4,807.44-1,562.70

Finding the Fourth Proportional to 3,209.67, 4,807.44 and 1,562.70

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Solution

The fourth proportional to 3,209.67, 4,807.44 and 1,562.70 is: 2,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.67 : 4,807.44 = 1,562.70 : x
  2. Step 2: Convert to fraction form
    3,209.67/4,807.44 = 1,562.70/x
  3. Step 3: Cross multiply
    3,209.67x = 4,807.44 × 1,562.70
  4. Step 4: Simplify right side
    3,209.67x = 7,512,586.49
  5. Step 5: Solve for x
    x = 7,512,586.49/3,209.67
  6. Step 6: Final answer
    x = 2,340.61

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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.