Home / 5,227.44-7,841.40-1,529.60

Finding the Fourth Proportional to 5,227.44, 7,841.40 and 1,529.60

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Solution

The fourth proportional to 5,227.44, 7,841.40 and 1,529.60 is: 2,294.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.44 : 7,841.40 = 1,529.60 : x
  2. Step 2: Convert to fraction form
    5,227.44/7,841.40 = 1,529.60/x
  3. Step 3: Cross multiply
    5,227.44x = 7,841.40 × 1,529.60
  4. Step 4: Simplify right side
    5,227.44x = 11,994,205.44
  5. Step 5: Solve for x
    x = 11,994,205.44/5,227.44
  6. Step 6: Final answer
    x = 2,294.47

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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.