Home / 3,749.91-5,171.04-2,257.53

Finding the Fourth Proportional to 3,749.91, 5,171.04 and 2,257.53

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Solution

The fourth proportional to 3,749.91, 5,171.04 and 2,257.53 is: 3,113.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.91 : 5,171.04 = 2,257.53 : x
  2. Step 2: Convert to fraction form
    3,749.91/5,171.04 = 2,257.53/x
  3. Step 3: Cross multiply
    3,749.91x = 5,171.04 × 2,257.53
  4. Step 4: Simplify right side
    3,749.91x = 11,673,777.93
  5. Step 5: Solve for x
    x = 11,673,777.93/3,749.91
  6. Step 6: Final answer
    x = 3,113.08

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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.