Home / 4,661.22-6,431.03-2,644.30

Finding the Fourth Proportional to 4,661.22, 6,431.03 and 2,644.30

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Solution

The fourth proportional to 4,661.22, 6,431.03 and 2,644.30 is: 3,648.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.22 : 6,431.03 = 2,644.30 : x
  2. Step 2: Convert to fraction form
    4,661.22/6,431.03 = 2,644.30/x
  3. Step 3: Cross multiply
    4,661.22x = 6,431.03 × 2,644.30
  4. Step 4: Simplify right side
    4,661.22x = 17,005,540.47
  5. Step 5: Solve for x
    x = 17,005,540.47/4,661.22
  6. Step 6: Final answer
    x = 3,648.31

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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.