Home / 3,777.42-5,214.30-2,835.94

Finding the Fourth Proportional to 3,777.42, 5,214.30 and 2,835.94

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Solution

The fourth proportional to 3,777.42, 5,214.30 and 2,835.94 is: 3,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,777.42 : 5,214.30 = 2,835.94 : x
  2. Step 2: Convert to fraction form
    3,777.42/5,214.30 = 2,835.94/x
  3. Step 3: Cross multiply
    3,777.42x = 5,214.30 × 2,835.94
  4. Step 4: Simplify right side
    3,777.42x = 14,787,441.94
  5. Step 5: Solve for x
    x = 14,787,441.94/3,777.42
  6. Step 6: Final answer
    x = 3,914.69

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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.