Home / 4,101.80-6,149.10-3,664.40

Finding the Fourth Proportional to 4,101.80, 6,149.10 and 3,664.40

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Solution

The fourth proportional to 4,101.80, 6,149.10 and 3,664.40 is: 5,493.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.80 : 6,149.10 = 3,664.40 : x
  2. Step 2: Convert to fraction form
    4,101.80/6,149.10 = 3,664.40/x
  3. Step 3: Cross multiply
    4,101.80x = 6,149.10 × 3,664.40
  4. Step 4: Simplify right side
    4,101.80x = 22,532,762.04
  5. Step 5: Solve for x
    x = 22,532,762.04/4,101.80
  6. Step 6: Final answer
    x = 5,493.38

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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.