Home / 3,723.53-5,135.04-2,530.30

Finding the Fourth Proportional to 3,723.53, 5,135.04 and 2,530.30

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Solution

The fourth proportional to 3,723.53, 5,135.04 and 2,530.30 is: 3,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.53 : 5,135.04 = 2,530.30 : x
  2. Step 2: Convert to fraction form
    3,723.53/5,135.04 = 2,530.30/x
  3. Step 3: Cross multiply
    3,723.53x = 5,135.04 × 2,530.30
  4. Step 4: Simplify right side
    3,723.53x = 12,993,204.55
  5. Step 5: Solve for x
    x = 12,993,204.55/3,723.53
  6. Step 6: Final answer
    x = 3,489.49

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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.