Home / 4,165-5,748.20-2,672.36

Finding the Fourth Proportional to 4,165, 5,748.20 and 2,672.36

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Solution

The fourth proportional to 4,165, 5,748.20 and 2,672.36 is: 3,688.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165 : 5,748.20 = 2,672.36 : x
  2. Step 2: Convert to fraction form
    4,165/5,748.20 = 2,672.36/x
  3. Step 3: Cross multiply
    4,165x = 5,748.20 × 2,672.36
  4. Step 4: Simplify right side
    4,165x = 15,361,259.75
  5. Step 5: Solve for x
    x = 15,361,259.75/4,165
  6. Step 6: Final answer
    x = 3,688.18

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1.5x scale

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.