Home / 3,773.60-5,665.80-2,133.35

Finding the Fourth Proportional to 3,773.60, 5,665.80 and 2,133.35

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Solution

The fourth proportional to 3,773.60, 5,665.80 and 2,133.35 is: 3,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.60 : 5,665.80 = 2,133.35 : x
  2. Step 2: Convert to fraction form
    3,773.60/5,665.80 = 2,133.35/x
  3. Step 3: Cross multiply
    3,773.60x = 5,665.80 × 2,133.35
  4. Step 4: Simplify right side
    3,773.60x = 12,087,134.43
  5. Step 5: Solve for x
    x = 12,087,134.43/3,773.60
  6. Step 6: Final answer
    x = 3,203.08

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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.