Home / 7,167.48-10,754.37-2,785.26

Finding the Fourth Proportional to 7,167.48, 10,754.37 and 2,785.26

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Solution

The fourth proportional to 7,167.48, 10,754.37 and 2,785.26 is: 4,179.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.48 : 10,754.37 = 2,785.26 : x
  2. Step 2: Convert to fraction form
    7,167.48/10,754.37 = 2,785.26/x
  3. Step 3: Cross multiply
    7,167.48x = 10,754.37 × 2,785.26
  4. Step 4: Simplify right side
    7,167.48x = 29,953,716.59
  5. Step 5: Solve for x
    x = 29,953,716.59/7,167.48
  6. Step 6: Final answer
    x = 4,179.11

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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.