Home / 5,265.36-7,900.32-2,799.54

Finding the Fourth Proportional to 5,265.36, 7,900.32 and 2,799.54

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Solution

The fourth proportional to 5,265.36, 7,900.32 and 2,799.54 is: 4,200.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.36 : 7,900.32 = 2,799.54 : x
  2. Step 2: Convert to fraction form
    5,265.36/7,900.32 = 2,799.54/x
  3. Step 3: Cross multiply
    5,265.36x = 7,900.32 × 2,799.54
  4. Step 4: Simplify right side
    5,265.36x = 22,117,261.85
  5. Step 5: Solve for x
    x = 22,117,261.85/5,265.36
  6. Step 6: Final answer
    x = 4,200.52

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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.