Home / 3,522.26-5,273.94-2,421.20

Finding the Fourth Proportional to 3,522.26, 5,273.94 and 2,421.20

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Solution

The fourth proportional to 3,522.26, 5,273.94 and 2,421.20 is: 3,625.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.26 : 5,273.94 = 2,421.20 : x
  2. Step 2: Convert to fraction form
    3,522.26/5,273.94 = 2,421.20/x
  3. Step 3: Cross multiply
    3,522.26x = 5,273.94 × 2,421.20
  4. Step 4: Simplify right side
    3,522.26x = 12,769,263.53
  5. Step 5: Solve for x
    x = 12,769,263.53/3,522.26
  6. Step 6: Final answer
    x = 3,625.30

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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.