Home / 3,674.55-5,077.45-2,734.14

Finding the Fourth Proportional to 3,674.55, 5,077.45 and 2,734.14

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Solution

The fourth proportional to 3,674.55, 5,077.45 and 2,734.14 is: 3,778.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674.55 : 5,077.45 = 2,734.14 : x
  2. Step 2: Convert to fraction form
    3,674.55/5,077.45 = 2,734.14/x
  3. Step 3: Cross multiply
    3,674.55x = 5,077.45 × 2,734.14
  4. Step 4: Simplify right side
    3,674.55x = 13,882,459.14
  5. Step 5: Solve for x
    x = 13,882,459.14/3,674.55
  6. Step 6: Final answer
    x = 3,778.00

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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.