Home / 6,716.34-9,268.12-3,731.98

Finding the Fourth Proportional to 6,716.34, 9,268.12 and 3,731.98

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Solution

The fourth proportional to 6,716.34, 9,268.12 and 3,731.98 is: 5,149.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.34 : 9,268.12 = 3,731.98 : x
  2. Step 2: Convert to fraction form
    6,716.34/9,268.12 = 3,731.98/x
  3. Step 3: Cross multiply
    6,716.34x = 9,268.12 × 3,731.98
  4. Step 4: Simplify right side
    6,716.34x = 34,588,438.48
  5. Step 5: Solve for x
    x = 34,588,438.48/6,716.34
  6. Step 6: Final answer
    x = 5,149.89

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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.