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Finding the Fourth Proportional to 4,889.56, 7,325.82 and 4,073.08

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Solution

The fourth proportional to 4,889.56, 7,325.82 and 4,073.08 is: 6,102.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.56 : 7,325.82 = 4,073.08 : x
  2. Step 2: Convert to fraction form
    4,889.56/7,325.82 = 4,073.08/x
  3. Step 3: Cross multiply
    4,889.56x = 7,325.82 × 4,073.08
  4. Step 4: Simplify right side
    4,889.56x = 29,838,650.93
  5. Step 5: Solve for x
    x = 29,838,650.93/4,889.56
  6. Step 6: Final answer
    x = 6,102.52

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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.