Home / 11,716.14-17,574.21-5,871.38

Finding the Fourth Proportional to 11,716.14, 17,574.21 and 5,871.38

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Solution

The fourth proportional to 11,716.14, 17,574.21 and 5,871.38 is: 8,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.14 : 17,574.21 = 5,871.38 : x
  2. Step 2: Convert to fraction form
    11,716.14/17,574.21 = 5,871.38/x
  3. Step 3: Cross multiply
    11,716.14x = 17,574.21 × 5,871.38
  4. Step 4: Simplify right side
    11,716.14x = 103,184,835.75
  5. Step 5: Solve for x
    x = 103,184,835.75/11,716.14
  6. Step 6: Final answer
    x = 8,807.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.