Home / 7,165.73-10,748.53-3,899.58

Finding the Fourth Proportional to 7,165.73, 10,748.53 and 3,899.58

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Solution

The fourth proportional to 7,165.73, 10,748.53 and 3,899.58 is: 5,849.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165.73 : 10,748.53 = 3,899.58 : x
  2. Step 2: Convert to fraction form
    7,165.73/10,748.53 = 3,899.58/x
  3. Step 3: Cross multiply
    7,165.73x = 10,748.53 × 3,899.58
  4. Step 4: Simplify right side
    7,165.73x = 41,914,752.62
  5. Step 5: Solve for x
    x = 41,914,752.62/7,165.73
  6. Step 6: Final answer
    x = 5,849.33

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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.