Home / 4,464.49-6,696.03-1,690.78

Finding the Fourth Proportional to 4,464.49, 6,696.03 and 1,690.78

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Solution

The fourth proportional to 4,464.49, 6,696.03 and 1,690.78 is: 2,535.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,464.49 : 6,696.03 = 1,690.78 : x
  2. Step 2: Convert to fraction form
    4,464.49/6,696.03 = 1,690.78/x
  3. Step 3: Cross multiply
    4,464.49x = 6,696.03 × 1,690.78
  4. Step 4: Simplify right side
    4,464.49x = 11,321,513.60
  5. Step 5: Solve for x
    x = 11,321,513.60/4,464.49
  6. Step 6: Final answer
    x = 2,535.90

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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.