Home / 4,464.49-6,696.51-2,122.78

Finding the Fourth Proportional to 4,464.49, 6,696.51 and 2,122.78

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Solution

The fourth proportional to 4,464.49, 6,696.51 and 2,122.78 is: 3,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.49 : 6,696.51 = 2,122.78 : x
  2. Step 2: Convert to fraction form
    4,464.49/6,696.51 = 2,122.78/x
  3. Step 3: Cross multiply
    4,464.49x = 6,696.51 × 2,122.78
  4. Step 4: Simplify right side
    4,464.49x = 14,215,217.50
  5. Step 5: Solve for x
    x = 14,215,217.50/4,464.49
  6. Step 6: Final answer
    x = 3,184.06

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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.