Home / 3,655.26-5,043.87-2,163.24

Finding the Fourth Proportional to 3,655.26, 5,043.87 and 2,163.24

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Solution

The fourth proportional to 3,655.26, 5,043.87 and 2,163.24 is: 2,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.26 : 5,043.87 = 2,163.24 : x
  2. Step 2: Convert to fraction form
    3,655.26/5,043.87 = 2,163.24/x
  3. Step 3: Cross multiply
    3,655.26x = 5,043.87 × 2,163.24
  4. Step 4: Simplify right side
    3,655.26x = 10,911,101.34
  5. Step 5: Solve for x
    x = 10,911,101.34/3,655.26
  6. Step 6: Final answer
    x = 2,985.04

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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.