Home / 4,644.64-6,418.07-3,383.49

Finding the Fourth Proportional to 4,644.64, 6,418.07 and 3,383.49

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Solution

The fourth proportional to 4,644.64, 6,418.07 and 3,383.49 is: 4,675.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.64 : 6,418.07 = 3,383.49 : x
  2. Step 2: Convert to fraction form
    4,644.64/6,418.07 = 3,383.49/x
  3. Step 3: Cross multiply
    4,644.64x = 6,418.07 × 3,383.49
  4. Step 4: Simplify right side
    4,644.64x = 21,715,475.66
  5. Step 5: Solve for x
    x = 21,715,475.66/4,644.64
  6. Step 6: Final answer
    x = 4,675.38

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1.5x scale

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.