Home / 5,716.27-7,889.60-3,727.01

Finding the Fourth Proportional to 5,716.27, 7,889.60 and 3,727.01

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Solution

The fourth proportional to 5,716.27, 7,889.60 and 3,727.01 is: 5,144.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.27 : 7,889.60 = 3,727.01 : x
  2. Step 2: Convert to fraction form
    5,716.27/7,889.60 = 3,727.01/x
  3. Step 3: Cross multiply
    5,716.27x = 7,889.60 × 3,727.01
  4. Step 4: Simplify right side
    5,716.27x = 29,404,647.14
  5. Step 5: Solve for x
    x = 29,404,647.14/5,716.27
  6. Step 6: Final answer
    x = 5,144.03

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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.