Home / 3,235.08-4,462.26-2,989.02

Finding the Fourth Proportional to 3,235.08, 4,462.26 and 2,989.02

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Solution

The fourth proportional to 3,235.08, 4,462.26 and 2,989.02 is: 4,122.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.08 : 4,462.26 = 2,989.02 : x
  2. Step 2: Convert to fraction form
    3,235.08/4,462.26 = 2,989.02/x
  3. Step 3: Cross multiply
    3,235.08x = 4,462.26 × 2,989.02
  4. Step 4: Simplify right side
    3,235.08x = 13,337,784.39
  5. Step 5: Solve for x
    x = 13,337,784.39/3,235.08
  6. Step 6: Final answer
    x = 4,122.86

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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.