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Finding the Fourth Proportional to 4,503.21, 6,750.09 and 1,579.34

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Solution

The fourth proportional to 4,503.21, 6,750.09 and 1,579.34 is: 2,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,503.21 : 6,750.09 = 1,579.34 : x
  2. Step 2: Convert to fraction form
    4,503.21/6,750.09 = 1,579.34/x
  3. Step 3: Cross multiply
    4,503.21x = 6,750.09 × 1,579.34
  4. Step 4: Simplify right side
    4,503.21x = 10,660,653.39
  5. Step 5: Solve for x
    x = 10,660,653.39/4,503.21
  6. Step 6: Final answer
    x = 2,367.35

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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.