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Finding the Fourth Proportional to 3,763.33, 5,653.64 and 2,655.29

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Solution

The fourth proportional to 3,763.33, 5,653.64 and 2,655.29 is: 3,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.33 : 5,653.64 = 2,655.29 : x
  2. Step 2: Convert to fraction form
    3,763.33/5,653.64 = 2,655.29/x
  3. Step 3: Cross multiply
    3,763.33x = 5,653.64 × 2,655.29
  4. Step 4: Simplify right side
    3,763.33x = 15,012,040.48
  5. Step 5: Solve for x
    x = 15,012,040.48/3,763.33
  6. Step 6: Final answer
    x = 3,989.04

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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.