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Finding the Fourth Proportional to 9,044.56, 13,566.78 and 2,888.56

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Solution

The fourth proportional to 9,044.56, 13,566.78 and 2,888.56 is: 4,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.56 : 13,566.78 = 2,888.56 : x
  2. Step 2: Convert to fraction form
    9,044.56/13,566.78 = 2,888.56/x
  3. Step 3: Cross multiply
    9,044.56x = 13,566.78 × 2,888.56
  4. Step 4: Simplify right side
    9,044.56x = 39,188,458.04
  5. Step 5: Solve for x
    x = 39,188,458.04/9,044.56
  6. Step 6: Final answer
    x = 4,332.82

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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.