Home / 2,522.46-3,480.90-1,403.44

Finding the Fourth Proportional to 2,522.46, 3,480.90 and 1,403.44

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Solution

The fourth proportional to 2,522.46, 3,480.90 and 1,403.44 is: 1,936.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,522.46 : 3,480.90 = 1,403.44 : x
  2. Step 2: Convert to fraction form
    2,522.46/3,480.90 = 1,403.44/x
  3. Step 3: Cross multiply
    2,522.46x = 3,480.90 × 1,403.44
  4. Step 4: Simplify right side
    2,522.46x = 4,885,234.30
  5. Step 5: Solve for x
    x = 4,885,234.30/2,522.46
  6. Step 6: Final answer
    x = 1,936.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.