Home / 3,773.67-5,212.40-2,900.09

Finding the Fourth Proportional to 3,773.67, 5,212.40 and 2,900.09

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Solution

The fourth proportional to 3,773.67, 5,212.40 and 2,900.09 is: 4,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.67 : 5,212.40 = 2,900.09 : x
  2. Step 2: Convert to fraction form
    3,773.67/5,212.40 = 2,900.09/x
  3. Step 3: Cross multiply
    3,773.67x = 5,212.40 × 2,900.09
  4. Step 4: Simplify right side
    3,773.67x = 15,116,388.55
  5. Step 5: Solve for x
    x = 15,116,388.55/3,773.67
  6. Step 6: Final answer
    x = 4,005.75

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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.