Home / 7,185.74-10,775.92-2,504.55

Finding the Fourth Proportional to 7,185.74, 10,775.92 and 2,504.55

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Solution

The fourth proportional to 7,185.74, 10,775.92 and 2,504.55 is: 3,755.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185.74 : 10,775.92 = 2,504.55 : x
  2. Step 2: Convert to fraction form
    7,185.74/10,775.92 = 2,504.55/x
  3. Step 3: Cross multiply
    7,185.74x = 10,775.92 × 2,504.55
  4. Step 4: Simplify right side
    7,185.74x = 26,988,770.30
  5. Step 5: Solve for x
    x = 26,988,770.30/7,185.74
  6. Step 6: Final answer
    x = 3,755.88

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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.