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Finding the Fourth Proportional to 4,438.50, 6,125.22 and 2,575.50

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Solution

The fourth proportional to 4,438.50, 6,125.22 and 2,575.50 is: 3,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.50 : 6,125.22 = 2,575.50 : x
  2. Step 2: Convert to fraction form
    4,438.50/6,125.22 = 2,575.50/x
  3. Step 3: Cross multiply
    4,438.50x = 6,125.22 × 2,575.50
  4. Step 4: Simplify right side
    4,438.50x = 15,775,504.11
  5. Step 5: Solve for x
    x = 15,775,504.11/4,438.50
  6. Step 6: Final answer
    x = 3,554.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.