Home / 3,836.12-5,755.68-3,102.58

Finding the Fourth Proportional to 3,836.12, 5,755.68 and 3,102.58

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Solution

The fourth proportional to 3,836.12, 5,755.68 and 3,102.58 is: 4,655.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.12 : 5,755.68 = 3,102.58 : x
  2. Step 2: Convert to fraction form
    3,836.12/5,755.68 = 3,102.58/x
  3. Step 3: Cross multiply
    3,836.12x = 5,755.68 × 3,102.58
  4. Step 4: Simplify right side
    3,836.12x = 17,857,457.65
  5. Step 5: Solve for x
    x = 17,857,457.65/3,836.12
  6. Step 6: Final answer
    x = 4,655.08

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1.5x scale

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.