Home / 2,467.40-3,693.90-2,208.20

Finding the Fourth Proportional to 2,467.40, 3,693.90 and 2,208.20

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Solution

The fourth proportional to 2,467.40, 3,693.90 and 2,208.20 is: 3,305.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,467.40 : 3,693.90 = 2,208.20 : x
  2. Step 2: Convert to fraction form
    2,467.40/3,693.90 = 2,208.20/x
  3. Step 3: Cross multiply
    2,467.40x = 3,693.90 × 2,208.20
  4. Step 4: Simplify right side
    2,467.40x = 8,156,869.98
  5. Step 5: Solve for x
    x = 8,156,869.98/2,467.40
  6. Step 6: Final answer
    x = 3,305.86

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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.