Home / 4,383-6,046.74-2,891.64

Finding the Fourth Proportional to 4,383, 6,046.74 and 2,891.64

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Solution

The fourth proportional to 4,383, 6,046.74 and 2,891.64 is: 3,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383 : 6,046.74 = 2,891.64 : x
  2. Step 2: Convert to fraction form
    4,383/6,046.74 = 2,891.64/x
  3. Step 3: Cross multiply
    4,383x = 6,046.74 × 2,891.64
  4. Step 4: Simplify right side
    4,383x = 17,484,995.25
  5. Step 5: Solve for x
    x = 17,484,995.25/4,383
  6. Step 6: Final answer
    x = 3,989.28

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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.