Home / 5,197.10-7,799.80-2,733.38

Finding the Fourth Proportional to 5,197.10, 7,799.80 and 2,733.38

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Solution

The fourth proportional to 5,197.10, 7,799.80 and 2,733.38 is: 4,102.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197.10 : 7,799.80 = 2,733.38 : x
  2. Step 2: Convert to fraction form
    5,197.10/7,799.80 = 2,733.38/x
  3. Step 3: Cross multiply
    5,197.10x = 7,799.80 × 2,733.38
  4. Step 4: Simplify right side
    5,197.10x = 21,319,817.32
  5. Step 5: Solve for x
    x = 21,319,817.32/5,197.10
  6. Step 6: Final answer
    x = 4,102.25

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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.