Home / 4,171.23-5,741.69-3,777.57

Finding the Fourth Proportional to 4,171.23, 5,741.69 and 3,777.57

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Solution

The fourth proportional to 4,171.23, 5,741.69 and 3,777.57 is: 5,199.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,171.23 : 5,741.69 = 3,777.57 : x
  2. Step 2: Convert to fraction form
    4,171.23/5,741.69 = 3,777.57/x
  3. Step 3: Cross multiply
    4,171.23x = 5,741.69 × 3,777.57
  4. Step 4: Simplify right side
    4,171.23x = 21,689,617.01
  5. Step 5: Solve for x
    x = 21,689,617.01/4,171.23
  6. Step 6: Final answer
    x = 5,199.81

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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.