Home / 4,551.05-6,821.72-3,248.57

Finding the Fourth Proportional to 4,551.05, 6,821.72 and 3,248.57

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Solution

The fourth proportional to 4,551.05, 6,821.72 and 3,248.57 is: 4,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.05 : 6,821.72 = 3,248.57 : x
  2. Step 2: Convert to fraction form
    4,551.05/6,821.72 = 3,248.57/x
  3. Step 3: Cross multiply
    4,551.05x = 6,821.72 × 3,248.57
  4. Step 4: Simplify right side
    4,551.05x = 22,160,847.93
  5. Step 5: Solve for x
    x = 22,160,847.93/4,551.05
  6. Step 6: Final answer
    x = 4,869.39

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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.