Home / 5,192.40-7,785.83-2,267.28

Finding the Fourth Proportional to 5,192.40, 7,785.83 and 2,267.28

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Solution

The fourth proportional to 5,192.40, 7,785.83 and 2,267.28 is: 3,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.40 : 7,785.83 = 2,267.28 : x
  2. Step 2: Convert to fraction form
    5,192.40/7,785.83 = 2,267.28/x
  3. Step 3: Cross multiply
    5,192.40x = 7,785.83 × 2,267.28
  4. Step 4: Simplify right side
    5,192.40x = 17,652,656.64
  5. Step 5: Solve for x
    x = 17,652,656.64/5,192.40
  6. Step 6: Final answer
    x = 3,399.71

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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.