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Finding the Fourth Proportional to 7,284, 10,927.83 and 2,089.88

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Solution

The fourth proportional to 7,284, 10,927.83 and 2,089.88 is: 3,135.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284 : 10,927.83 = 2,089.88 : x
  2. Step 2: Convert to fraction form
    7,284/10,927.83 = 2,089.88/x
  3. Step 3: Cross multiply
    7,284x = 10,927.83 × 2,089.88
  4. Step 4: Simplify right side
    7,284x = 22,837,798.72
  5. Step 5: Solve for x
    x = 22,837,798.72/7,284
  6. Step 6: Final answer
    x = 3,135.34

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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.