Home / 2,927.30-4,388.39-1,366.98

Finding the Fourth Proportional to 2,927.30, 4,388.39 and 1,366.98

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Solution

The fourth proportional to 2,927.30, 4,388.39 and 1,366.98 is: 2,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.30 : 4,388.39 = 1,366.98 : x
  2. Step 2: Convert to fraction form
    2,927.30/4,388.39 = 1,366.98/x
  3. Step 3: Cross multiply
    2,927.30x = 4,388.39 × 1,366.98
  4. Step 4: Simplify right side
    2,927.30x = 5,998,841.36
  5. Step 5: Solve for x
    x = 5,998,841.36/2,927.30
  6. Step 6: Final answer
    x = 2,049.27

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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.